Check Valves Manufacturer, Supplier and Exporter in India - Dalmine Flanges

Dalmine Flanges is a well-known Check Valves Manufacturer in India. These Check Valves are available in a range of sizes, shapes and dimensions, and may also be modified to our clients specifications. Dalmine Flanges evaluates Check Valves for toughness and hardness before supplying them to our customers. ASTM A182 F1 Check Valves, ASTM A182 F12 Check Valves, ASTM A182 F22 Check Valves, and ASTM A182 F5 Check Valves are some of the most common types of Check Valves that are in high demand.

We are one of the largest Check Valves Suppliers in India. Check Valves come in a variety of shapes, diameters, and thicknesses. Dalmine Flanges manufactures all products following international standards. Our company has been around for a long time and has grown rapidly due to our excellent customer service and high-quality items.

Check Valves Manufacturer in India

ASTM A182 F9 Check Valves Manufacturer, ASTM A182 F91 Check Valves Supplier, ASTM A694 F50 Check Valves Exporter, ASTM A694 F42 Check Valves Stockist in India

Dalmine Flanges specializes in Check Valves and various types of grades such as ASTM A694 F46 Check Valve, ASTM A694 F48 Check Valves, ASTM A694 F70 Check Valve, ASTM A694 F52 Check Valve. In an open valve, fluid flows in a direction from higher pressure to lower pressure.  Valves are utilized in systems where the operator may use air or gas to open and close them remotely. Check Valves can be finished or coated in a variety of ways, including corrosion protection, cosmetic coatings, or no coating at all.

We are also regarded as one of the largest suppliers of Check Valves, which are used to produce non-permanent connections that may be withdrawn or disassembled without damaging the connecting mechanisms. We are also rewarded as largest Manufacturer & Supplier Ball Valves in India.

Check Valves Supplier - Specifications

Check Valves Specifications
Size 1/2" to 24"
Pressure Rating 150#, 300#, 600#, 800#, 900#, 1500#
Grade
Stainless Steel ASTM /ASME A/SA 182 - 304 , 304L , 304H, 309S ,309H , 310S, 310H , 316 , 316TI , 316H , 316 LN , 317 , 317L , 321 , 321H , 347 , 347 H , 904L , SMO 254.
Duplex Steel ASTM/ASME A/SA 182 - F44, F51, F53, F60, F61.
Carbon Steel ASTM A105N, A350 LF2/LF3, A694 F42/F46/F52/F60/F65/F70, A516 GR.70. &
Alloys Steel ASTM /ASME A/SA 182, A387 - F5,F9,F11,F12,F22,F91.
Nickel Alloys ASTM SB 366 – UNS N04400, N08020, N06625, N07718, N08800, N08825, N06600, N06601, N06022, UNS N02200, UNS 2201.
Hastelloy ASTM B564 Hastelloy C-22, Hastelloy C-276, Hastelloy C-2000, Hastelloy C-4, Hastelloy X, Hastelloy B, Hastelloy N, Hastelloy G.
Monel 400, K500.
Inconel 601, 625, 660A, 718, X-750, 825, 925, 608.
Super Duplex D S31803, D S32205, SD S32750, SD S32760, SD S32950.
Check Valve Manufacturer

Check Valve Manufacturer

Check Valve Supplier

Check Valve Supplier

ASME B16.10 Swing Check Valves Face to Face & End to End Dimensions

  CLASS 150 CLASS 300 CLASS 600
Valve Size Raised Faced Welding End Ring Groove Raised Faced Welding End Ring Groove Raised Faced Welding End Ring Groove
Inch (mm) Inch (mm) Inch (mm) Inch (mm) Inch (mm) Inch (mm) Inch (mm) Inch (mm) Inch (mm) Inch (mm)
2 (50) 8 (203.2) 8 (203.2) 8 1/2 (215.9) 10 1/2 (266.7) 10 1/2 (266.7) 11 1/8 (282.6) 11 1/2 (292.1) 11 1/2 (292.1) 11 5/8 (295.3)
2 1/2 (65) 8 1/2 (215.9) 8 1/2 (215.9) 9 (228.6) 11 1/2 (292.1) 11 1/2 (292.1) 12 1/8 (308.0) 13 (330.2) 13 (330.2) 13 1/8 (333.4)
3 (80) 9 1/2 (241.3) 9 1/2 (241.3) 10 (254.0) 12 1/2 (317.5) 12 1/2 (317.5) 13 1/8 (333.4) 14 (355.6) 14 (355.6) 14 1/8 (358.8)
4 (100) 11 1/2 (292.1) 11 1/2 (292.1) 12 (304.8) 14 (355.6) 14 (355.6) 14 5/8 (371.5) 17 (431.8) 17 (431.8) 17 1/8 (435.0)
6 (150) 14 (355.6) 14 (355.6) 14 1/2 (368.3) 17 1/2 (444.5) 17 1/2 (444.5) 18 1/8 (460.4) 22 (558.8) 22 (558.8) 22 1/8 (562.0)
8 (200) 19 1/2 (495.3) 19 1/2 (495.3) 20 (508.0) 21 (533.4) 21 (533.4) 21 5/8 (549.3) 26 (660.4) 26 (660.4) 26 1/8 (663.6)
10 (250) 24 1/2 (622.3) 24 1/2 (622.3) 25 (635.0) 24 1/2 (622.3) 24 1/2 (622.3) 25 1/8     (638.2) 31 (787.4) 31 (787.4) 31 1/8 (790.6)
12 (300) 27 1/2 (698.5) 27 1/2 (698.5) 28 (711.2) 28 (711.2) 28 (711.2) 28 5/8 (727.1) 33 (838.2) 33 (838.2) 33 1/8 (841.4)
14 (350) 31 (787.4) 31 (787.4) 31 1/2 (800.1) 33 (838.2) 33 (838.2) 33 5/8 (854.1) 35 (889.0) 35 (889.0) 35 1/8 (892.2)
16 (400) 34 (863.6) 34 (863.6) 34 1/2 (876.3) 34 (863.6) 34 (863.6) 34 5/8 (879.5) 39 (990.6) 39 (990.6) 39 1/8 (993.8)
18 (450) 38 1/2 (977.9) 38 1/2 (977.9) 39 (990.6) 38 1/2 (977.9) 38 1/2 (977.9) 39 1/8 (993.8) 43 (1092.2) 43 (1092.2) 43 1/8 (1095.4)
20 (500) 38 1/2 (977.9) 38 1/2 (977.9) 39 (990.6) 40 (1016.0) 40 (1016.0) 40 3/4 (1035.1) 47 (1193.8) 47 (1193.8) 47 1/4 (1200.2)
22 (550) 42 (1066.8) 42 (1066.8) 42 1/2 (1079.5) 44 (1117.6) 44 (1117.6) 44 7/8 (1139.8) 51 (1295.4) 51 (1295.4) 51 3/8 (1304.9)
24 (600) 51 (1295.4) 51 (1295.4) 51 1/2 (1308.1) 53 (1346.2) 53 (1346.2) 53 7/8 (1368.4) 55 (1397.0) 55 (1397.0) 55 3/8 (1406.5)
26 (650) 51 (1295.4) 51 (1295.4) ——— ———— 53 (1346.2) 53 (1346.2) 54 (1371.6) 57 (1447.8) 57 (1447.8) 57 1/2 (1460.5)
28 (700) 57 (1447.8) 57 (1447.8) ——— ———— 59 (1498.6) 59 (1498.6) 60 (1524.0) 63 (1600.2) 63 (1600.2) 63 1/2 (1612.9)
30 (750) 60 (1524.0) 60 (1524.0) ——— ———— 62 3/4 (1593.9) 62 3/4 (1593.9) 63 3/4 (1619.3) 65 (1651.0) 65 (1651.0) 65 1/2 (1663.7)
36 (900) 77 (1955.8) 77 (1955.8s) ——— ———— 82 (2082.8) 82 (2082.8) —— ——— 82 (2082.8) 82 (2082.8) —— ———

ASME B16.10 Swing Check Valves(Full Bore) Face to Face & End to End Dimensions

  CLASS 900 CLASS 1500 CLASS 2500
Valve Size Raised Faced Welding End Ring Groove Raised Faced Welding End Ring Groove Raised Faced Welding End Ring Groove
Inch (mm) Inch (mm) Inch (mm) Inch (mm) Inch (mm) Inch (mm) Inch (mm) Inch (mm) Inch (mm) Inch (mm)
2 (50) 14 1/2 (368.3) 14 1/2 (368.3) 14 5/8 (371.5) 14 1/2 (368.3) 14 1/2 (368.3) 14 5/8 (371.5) 17 3/4 (450.9) 17 3/4 (450.9) 17 7/8 (454.0)
2 1/2 (65) 15 (381.0) 15 (381.0) 15 1/8 (384.2) 16 1/2 (419.1) 16 1/2 (419.1) 16 5/8 (422.3) 20 (508.0) 20 (508.0) 20 1/4 (514.4)
3 (80) 16 1/2 (419.1) 16 1/2 (419.1) 16 5/8 (422.3) 18 1/2 (469.9) 18 1/2 (469.9) 18 5/8 (473.1) 22 3/4 (577.9) 22 3/4 (577.9) 23 (584.2)
4 (100) 18 (457.2) 18 (457.2) 18 1/8 (460.4) 21 1/2 (546.1) 21 1/2 (546.1) 21 5/8 (549.3) 26 1/2 (673.1) 26 1/2 (673.1) 26 7/8 (682.6)
6 (150) 24 (609.6) 24 (609.6) 24 1/8 (612.8) 27 3/4 (704.9) 27 3/4 (704.9) 28 (711.2) 36 (914.4) 36 (914.4) 36 1/2 (927.1)
8 (200) 29 (736.6) 29 (736.6) 29 1/8 (739.8) 32 3/4 (831.9) 32 3/4 (831.9) 33 1/8 (841.4) 40 1/4 (1022.4) 40 1/4 (1022.4) 40 7/8 (1038.2)
10 (250) 33 (838.2) 33 (838.2) 33 1/8 (841.4) 39 (990.6) 39 (990.6) 39 3/8 (1000.1) 50 (1270.0) 50 (1270.0) 50 7/8 (1292.2)
12 (300) 38 (965.2) 38 (965.2) 38 1/8 (968.4) 44 1/2 (1130.3) 44 1/2 (1130.3) 45 1/8 (1146.2) 56 (1422.4) 56 (1422.4) 56 7/8 (1444.6)
14 (350) 40 1/2 (1028.7) 40 1/2 (1028.7) 40 7/8 (1038.2) 49 1/2 (1257.3) 49 1/2 (1257.3) 50 1/4 (1276.4) —— ——— —— ——— —— ———
16 (400) 44 1/2 (1130.3) 44 1/2 (1130.3) 44 7/8 (1139.8) 54 1/2 (1384.3) 54 1/2 (1384.3) 55 3/8 (1406.5) —— ——— —— ——— —— ———
18 (450) 48 (1219.2) 48 (1219.2) 48 1/2 (1231.9) 60 1/2 (1536.7) 60 1/2 (1536.7) 61 3/8 (1558.9) —— ——— —— ——— —— ———
20 (500) 52 (1320.8) 52 (1320.8) 52 1/2 (1333.5) 65 1/2 (1663.7) 65 1/2 (1663.7) 66 3/8 (1685.0) —— ——— —— ——— —— ———
24 (600) 61 (1549.4) 61 (1549.4) 61 3/4 (1568.5) 76 1/2 (1943.1) 76 1/2 (1943.1) 77 5/8 (1971.7) —— ——— —— ——— —— ———

Check Valves Supplier - Types of Check Valves

Trim Service Application & Old BS Designation

API Trim Number Service Old BS Designation
11 For oil and oil vapors and general services with heat treated seats and wedges. General very low erosive or non-corrosive service between -100ºC and 320ºC. This stainless steel material lends itself readily to hardening by heat treatment and is excellent for contacting parts such as stems, gates, and discs. Steam, gas & general service to 370ºC. Oil & Oil vapor 480ºC. Cr13
21 For moderate pressure in corrosive, low erosive service between -265ºC and 450ºC. 18-8Ti
3 For moderate pressure in corrosive or non corrosive service between -265ºC and 450ºC. 25-20
4 Seats 275 BHN min. As trim 1 but for medium pressure and more corrosive service. HF
5 High pressure slightly erosive and corrosive service between -265ºC and 650ºC and higher pressure. Premium trim service to 650ºC. Excellent for high pressure water and steam service. HF
5a As trim 5 where Co is not allowed. HF
6 As trim 1 and more corrosive service. Cr and Cu-Ni
7 Seats 750 BHN min. As trim 1 but for higher pressure and more corrosive/erosive service. Cr and Cu-Ni
8 Universal trim for general service requiring long service life up to 593ºC. As trim 5 for moderate pressure and more corrosive service. Steam, gas & general service to 540ºC. Standard trim for gate valves. Cr + HF
8a As trim 5a for moderate pressure and more corrosive service. Cr + HF
9 For corrosive service to 450ºC such as acids, alkalies, salt solutions, etc. Very corrosive fluids. Erosive-corrosive service between -240ºC and 480ºC. Resistant to sea water, acids, alkalies. Has excellent corrosion resistance in chlorine and alkylation service. Ni-Cu
10 For superior resistance to corrosion for liquids and gases which are corrosive to 410 stainless steel up to 455ºC. As trim 2 but a higher level of corrosive service. Provides excellent resistance to corrosive media at high temperatures and toughness for service at low temperatures. Low temperature service standard for 316SS valves. 18/10/2002
11 As trim 9 but for medium pressure and more corrosive service. HF-Ni
12 As trim 10 but for medium pressure and more corrosive or abrasive service. -
13 Very corrosive service. For moderate pressure between -45ºC and 320ºC. -
14 As trim 13 but for medium pressure and more corrosive service. -
15 As trim 2 but more erosive service & higher pressure. -
16 As trim 10 but more erosive service & higher pressure. -
17 As trim 13 but more corrosive service & higher pressure. Combines good corrosion resistance with high temperature resistance up to 800ºC. 18-8 Nb
18 As trim 13 but more corrosive service & higher pressure. Water, gas or low pressure steam to 230ºC. -
Bronze Water, oil, gas, or low pressure steam to 232ºC. -

Trim Material Equivalent Grades

TRIM UNS TYPE GRADE (forged) ASTM (wrought) DIN DIN W No.
F6 UNS S41000 13Cr ASTM A182 F6a A4276-410 DIN X12Cr13 1.4006
304 UNS S30400 18-8 Cr-Ni ASTM A182 F304 A276-304 DIN X5CrNi 18 10 1.4301
316 UNS S31600 18-8 Cr-Ni (18-10-2) ASTM A182 F316 A276-316 DIN X5CrNiMo 18 10 1.4401
321 UNS S32100 18 Cr-10 Ni-Ti ASTM A182 F321 A276-321 DIN X6CrNiTi 18 10 1.4541
347 UNS S34700 18 Cr-10 Ni-Cb ASTM A182 F347 A276-347 DIN X6CrNiNb 18 10 1.455
MONEL® UNS N04400 67Ni-30Cu ASTM B564-N04400 B164-N04400 DIN 17743 2.436
ALLOY 20 UNS N08020 28Ni-19Cr-Cu-Mo ASTM A182-F20* ASTM B473 DIN 14500 2.466
ALLOY 625 UNS N06625 60Ni-22Cr-9Mo-3.5Cb ASTM B564-N06625 ASTM B564-N06625 DIN 17361 2.4865
C276 UNS N10276 54Ni-15Cr-16Mo ASTM B564-N10276 ASTM B574-N10276 DIN NiMo 16 Cr 15 W 2.4819
17/4PH UNS S17400 0C417Ni4Cu4Nb ASTM A4750 UNS S17400 ASTM A4705 UNS S17400 X5CrNiCuNb17-4-4 1.4548
St. Gr6 UNS R30006 Co Cr-A AMS 5894 Stellite® Gr6

What is a Check Valve?

Check Valves are one-way or nonreturn valves that open with fluid movement and pressure, and close to prevent backflow of the pressure to upstream equipment such as pumps and compressors. Check Valves allow the fluid to flow in only one direction. Dalmine Flanges manufactures Check Valves with high precision using top quality material. Call us on +91 96193 28969 for a quick quotation or mail us at info@dalmineflanges.com, If you require a particular size, thickness, or coating in Check Valves, our sales experts will assist you with precise sizes in stock as well as a delivery schedule.

Applications & Uses of Check Valves

  • Check Valves used in Ship Building & Repairs
  • Check Valves used in Marine & Industrial
  • Check Valves used in Desalination Plants
  • Check Valves used in Offshore & On Shore
  • Check Valves used in Power Plants
  • Check Valves used in Defense Applications
  • Check Valves used in Constructions
  • Check Valves used in Pharmaceuticals Industry
  • Check Valves used in Refining Industry
Industry We Supply
Dalmine Flanges is the Leading Check Valves Manufacturer & Suppliers in India.

Check Valves Additional Information

  1. Check Valves Payment Modes: LC (Letter of Credit), TT (Telegraphic Transfer or Wire Transfer), Cheque, and others.
  2. Check Valves Packaging: Check Valves are packaged with caution and safety so they reach our client’s as good as he would expect. Packaging Charges Extra.
  3. Check Valves Port of Dispatch: Mumbai or Nhavasheva ports in the Maharashtra state of India.
  4. Check Valves Tax:18% GST

Check Valves Supply and Export - Client Project

Our Check Valves are of the greatest quality, which is why our large customer base requires them the most. Throughout the world, Dalmine Flanges products are used in a range of applications. Clients from different cities often request Check Valves, and we also supply Check Valves to more than 24 Cities.

Products Cities
Check Valves Supply Stockists Facilities Sartanpar, Gujarat
Carbon Steel Check Valves supply Kolkata, West Bengal
SS Check Valves Pune, Maharashtra
Monel Check Valves Supply Vijaywada, Hyderabad

Supplying Check Valves to Following Domestic Cities

Dalmine Flanges is a well known Manufacturer and Stockist of Check Valves in Mumbai. We typically Supply roughly 10 containers of Check Valves product to Indian port each month to a variety of customers. Our high-quality Check Valves, attentive customer service, and in-house Check Valves processing capabilities have positioned us as one of the most promising and top Check Valves stockists in India. Our Check Valves are commonly supplied to many cities of India.

Cities We Supply
Bengaluru Chennai Hyderabad Kolkata Mumbai Pune
Ahmedabad Delhi Raipur Jaipur Surat Salem
Jamnagar Bhubaneswar Sivakasi Rajahmundry Thiruvananthapuram Tiruppur
Bhiwandi Bokaro Steel City Bharuch Vijaywada Firozabad Rajkot
Cochin Ludhiana Durgapur Panna Panipat Raipur
Bareilly Channapatna Kharagpur Peenya Pimpri-Chinchwad Nashik
Bangalore Indore Haldia Moradabad Varanasi Rourkela
Angul Dibrugarh Gwalior Patna Trivandrum Pithampur
Bareilly Coimbatore Kannur Nagpur Vadodara Rudrapur
Agra Bhagalpur Bhilai Thane Kanpur Pithampur
Bhopal Sri City Jamshedpur Hosdurg Lucknow Noida

Exporting Check Valves to Following Countries

We've established ourselves as one of India's most promising and top Check Valves suppliers thanks to our high-quality goods and in-house processing capabilities. Our Check Valves is regularly purchased in over 24 countries. Every year we export over 10 tonnes of Check Valves Products from India. We also accept fully customised Check Valves orders that are ready to ship as soon as the customer desires them.

Countries We Export
Saudi Arabia Oman Kuwait Bahrain
Qatar UAE Iran Netherland
Nigeria Mexico Canada Bangladesh
United States South Africa Malaysia Brazil
Singapore Sri Lanka Australia Turkey
Venezuela United Kingdom Germany New Zealand