Standards
Design and manufacture: API 602
Inspect and test: API598
Socket-weld end: ASME B16.11
Threaded end: ASME B16.11
Pressure-temperature rating: ASME B16.34
Other
1. Standard: EN, MSS, BS, ANSI
2. Connection type: Wafer, flange, theard
3. Type: Swing check valves, lift check vlaves
4. Body: Cast iron, ductile iron, cast steel, forged steel, stainless steel
5. Disc: Ductile iron, stainless steel 304/316, aluminum bronze
6. Seat: NBR, EPDM, PTFE
7. SizeL2''-24''
8. Packaging: Export poly wooden cases, or as per customers'requirements
9. Delivery time: 45 days after order conformed
10. Payment: By T/T, D/P or L/C
| NPS | 1/2'' | 3/4'' | 1'' | 1 1/4'' | 1 1/2'' | 2'' |
| L(RF) L1(BW) | class150 | 108 | 117 | 127 | 140 | 165 | 203 |
| class300 | 152 | 178 | 203 | 216 | 229 | 267 |
| class600 | 165 | 190 | 216 | 229 | 241 | 292 |
| H | class150,300 | 61 | 61 | 79 | 95 | 103 | 118 |
| class600 | 61 | 79 | 95 | 103 | 118 | 135 |
| Weight | class150 | RF | 2.56 | 3.37 | 4.37 | 8.17 | 8.94 | 12.64 |
| BW | 1.70 | 1.90 | 2.10 | 5.12 | 5.50 | 1.89 |
| class300 | RF | 2.73 | 3.65 | 4.74 | 8.77 | 9.60 | 13.7 |
| BW | 1.90 | 2.10 | 3.00 | 5.12 | 6.60 | 7.85 |
| class600 | RF | 3.00 | 4.00 | 5.83 | 9.47 | 10.10 | 15.6 |
| BW | 2.00 | 3.12 | 4.25 | 7.25 | 8.56 | 13.60 |
We are one of the biggest manufacturers and exporters of Pipeline products in China. We supply butt-welding pipe fittings, stainless steel screwed pipe fittings, forged steel flanges, cast iron valves, cast steel valves, stainless steel valves, balance valves rubber expansion joint, and much more. With many years of effort and support from our valuable customers, these products have obtained a big marker share in the world. At present our products have been export to Asia(Singapore, Tailand, Saudi Arabia, Bahrain, Yemenm, Jordan)Europe(Gemany, Italy, Spain, France, Portudal, Poland)Africa(Egypt, , Camaroon, Morocco)America(USA, Chile, Peru, Panama, Brazil, Paraguary Mexico)
Our business policy is noted for four "F":
Quality First Reputation First.
Customer First Price Fair.
Friends, traders and manufacturers all over the world are welcome to join us establishing and developing business relations on the basis of equality and mutual benefit under the principle of "Provide The World Market With High Quality Goods And Best Service".
Any information, samples and drawing s that you can provide will facilitate us to make the correct supply to meet your special requirement.
