|Place of Origin:||CHINA|
|Certification:||ISO/PED EN10204 3.1/3.2 API Norsok M-650|
|Minimum Order Quantity:||1 set|
|Packaging Details:||Iron and wood pallet|
|Supply Ability:||3000 pcs per month|
|Steel Valve:||Standards API Norsok M630/M650||Grade:||ASTM A105, ASTM A350 LF2 : ASTM A694 F60/65， F304L,F316L, F312L， 1.4462, F51, S31803; F60|
|NPS:||1-60" Ball Velve|
QA Manual - ASME, CSA, ISO, & API Standards
"Quick Delivery" of Specialty Products to the Natural Gas Industry, Manufactured to your Specifications
Melting process: EF+LF+VD; VOD, AOD, ESR
Process: Raw material inspection →Cutting→ inspection → Preheat → forging → heat treatment → inspection → rough machining → NDT → According to material Tech. heat treatment →Testing → finishing machining →NDT →inspection → packing→ Delivery.
Carbon Steel treatment:N or N+T; Alloy Steel treatment: N; A or Q+T Stainless Steel treatment: S
The main equipments: 5 hydraulic press machine (800T,1600T,2000T,3500T,3600T), 4 ring rolling machine (2000,2500,3500,5000mm), 5 charging machine (5—20T), 7 operation machine, 48 vertical lathes, 2 CNC drilling machine (5m), 50 horizontal lathes, etc.
The annual capacity of our company is 150,000 tons.
There are 40% of our products exported to different countries all over the world.
As important ring forging manufacturer, we are certified by ISO9001 quality system, TUV, DNV, ABS, BV,RINA,KR,NK pressure vessel committee, etc.