DIN Cast Steel Weld Neck Flange
Manufacturing standards
ANSI B16.5, DIN2527, HG20601-1997, HG20622-1997, GB/T9123.1-2000— GB/T9123.4-200,
JB/T86.1-1994, JB/T86.2-1994
Material
Carbon Steel: ASTM A105, 20#, Q235, 16Mn, ASTM A350 LF1, LF2 CL1/CL2, LF3 CL1/CL2, ASTM A694 F42,
F46, F48, F50, F52, F56, F60, F65, F70;
Stainess Steel: ASTM A182 F304, 304L, F316, 316L, 1Cr18Ni9Ti, 0Cr18Ni9Ti, 321, 18-8;
Alloy Steel: ASTM A182 F1, F5a, F9, F11, F12, F22, F91, A182F12, A182F11, 16MnR, Cr5Mo, 12Cr1MoV,
15CrMo, 12Cr2Mo1, A335P22, St45.8/III;
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Manufacturing standards |
ANSI B16.5, DIN2527, HG20601-1997, HG20622-1997, GB/T9123.1-2000_ GB/T9123.4-200, JB/T86.1-1994, JB/T86.2-1994 |
KOSEN VALVE Co., Ltd is located at Dongou Industrial Zone, Oubei town which is called the Pump & Valve Village in China. With 21000m3 ground land and 7000m3 building area, KOSEN holds a powerful technical force, scientific and reasonable management and advanced facilities, including the modern quality detecting & testing center, CAD valve design center and the thermal process, chemical analysis, spectrum analysis, metallographic analysis, mechanical performance test, X-ray flaw detection, ultrasound flaw detection, magnetic powder flaw detection, plasma spray-welder, big and middle scale valve testing desks, digital-controlled lathe etc. We always think that modern equipments and detecting means a lot for our capable of design, development and production. Successively we have obtained many international certificates, including ISO 9001: 2000, CE, API 6D-0478, AZ.
By means of scientific enterprising constantly, KOSEN has made great efforts to enhance the product quality. At the same time, improving the high temperature & high pressure power-station valve and the general ones with standard of GB, JB, ANSI, API, BS, JIS etc., and also constantly expand the scale and develop new products. Those products designed upon various special standards can also be produced. Both for design and manufacture of gate valve, globe valve, ball valve, plug valve, check valve, butterfly valve, strainer products, we also supply the electric, manual, pneumatic and spur bevel gear operated ones, DN from 10~1200, PN from 1.0~42MPa, 150~3500LB and the working temperature from -196 ~ 570° C, the main material of the products are A105, WCB, C5, WC6, WC9, CF8(304), CF8M(316), CF3M(316L), CF3(304L) and so on. The products are extensively used for various hydraulic, thermal power stations, petroleum, chemical industry, metallurgy, machinery, mining, paper-making, pharmacy etc. With the support of the excellent quality and the perfected after-sale service system, our products are well sold to the domestic market and abroad market.
People of KOSEN have always kept the aim of existence with quality, clients supreme and users first. What is the target we pursue is professional spirit, professional manufacture, professional service and both excellent quality and post-sale Service. And also welcome clients both from home and abroad visiting, guiding and business talking.
We sincerely hope a long term cooperation with you.
