Zibo Wel-Fit Metal Products Co., Ltd.
Qingdao Flying Wheel Metal & Machinery Industrial C0.,Ltd.
Xuchang Steel Pipe Mill
Pipe Line Products
Butt welding fittings
Malleable iron pipe fittings
Ductile/Gray Iron Threaded Fittings
Flanges
S.S.threaded pipe fittings
Stainless steel pipe and Stainless steel press fittings
Steel pipes
Different Castings
Bronze Threaded Pipe Fittings
OTHERS
Fire Protection Boxes
Tool Boxes
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ASME STANDARDS
B16.9        Factory-Made Wrought Steel Buttlwelding Fittings
B16.28      Wrought Steel Buttwelding Short Radius Elbows and Returns
B16.25      Buttwelding Ends
B36.10      welded and Seamless Wrought Steel Pipe
B36.19      Stainless Steel Pipe
B31.3        Process Piping
BPVC II     Materials
BPVC III    Nondestructive Examination
BPVC VIII  Rules for construction of Pressure Vessels
BPVC IX     Welding and Branzing Qualifications
 
ASTM STANDARDS
A234       Piping Fittins of Wrought Carbon Steel and Alloy Steel for moderated and High Temperature Service
A350       Carbon and Low-alloy Steel forgeings, Requiring Notch Toughness Testing for Piping Compoents
A403       Wrought Austenitic stainless steel Piping Fittings
A420       Piping Fittings of Wrought Carbon Steel and Alloy Steel for Low Temperature Service
A694       Carbon and Alloy Steel Forgings for Pipe flanges, fittings, Valves and parts for High-Pressure Transmission Service
A774       As-Welded Wrought Austenitic stainless Steel Fittings for General Corrosive Service at Low and Moderate Temperatures.
A815      Wrought Ferritic, Ferritic Austenitic and Martensitic Stainless Steel Piping Fittings
A860      Wrought High-Strength Low-Al;loy Steel Butt welding Fittings
B366      Factory-Made Wrought Nickel and Nickel Alloy Fittings
A960      Common Requirements for Wrought Steel Piping Fittings
 
MSS STANDARDS
SP-25      Standard Marking System for Valves,Fittings, Flanges, and Unions
SP-43      Wrought Stainless Steel Butt-welding Fittings
SP-75      High Test Wrought Butt-Welding Fittings
SP-79      Socket Welding Reducer Inserts
SP-87      Factory-made Butt-Welding Fittings for Calss I Nuclear Piping Applications
SP-97      Integrally Reinforeced Forged Branch Outlet Fittings – Socket Welding, Threaded and Buttwelding Ends
 
NACE STANDARDS
MR0175    Sulfide Stress Cracking Resistant Metallic Materials for Oilfield Equipment
MR0103    Materials Resistant to Sulfide Stress Cracking in Corrosive Petroleum Refining   Environments
TM0284    Evaluation of Pipeline and Pressure Vessel Steels for Resistance to Hydrogen-induced Cracking
 
API STANDARDS
 
5L        Line Pipe
 
JIS STANDARDS
 
B2220    Steel Welding Pipe Flanges
B2311    Steel ButtpWelding Pipe Fittings for Ordinary Use
B2312    Steel Butt-Welding Pipe Fittings
B2313    Steel Plate Butt-Welding Pipe Fittings
G3452    Carbon Steel Pipes for Ordinary Piping
G3454    Carbon Steel Pipes for Pressure Service
G3457    Arc Welded Carbon Steel Pipes
 
DIN STANDARDS
 
2605-1    Steel Butt-Welding Pipe fittings; Elbows and Bends with Reduced Pressure Factor
2609       Steel Butt-Welding Pipe Fittings; Technical Delivery Conditions
2615-1    Steel Butt-Welding Pipe fittings;Tees with Reduced Pressure Factor
2615-2    Steel Butt-Welding  Pipe fittings;Tees for Use at Full Service Pressure
2616-1    Steel Buutt-Welding Pipe Fittins; Eccentric Reducers with Reduced Pressure Factor
2616-2    Steel Butt-Welding Pipe fittings; Reducers for Use at Full Service Pressure
2617        Welded butt-Welding Pipe Fittings; Caps
1626        Welded Circular Unalloyed Steel Tubes Subject to Special Requirements; Technical Delivery Conditions
1629        Seamless Circular Unalloyed Steel Tubes Subject to Special Requirements; Technical Delivery Conditions
17175      Seamless Tubes of HeatpResistant Steels; Technical Conditions of Delivery
50049      Materials Testing Certificates
  
BS STANDARDS
 
1965-1    Specification for butt-welding pipe fittings for pressure purposes; Carbon steel
3601        Steel Pipes and Tubes for Pressure Purposes Carbon Steel with Specified Room Temperature Properties
3602-1    Steel Pipes and Tubes for Pressure Purposes; Carbon and Carbon Manganese Steel with Specified Elevated Temperature Properties. Seamless and Electric Resistance Welded and Induction Welded Tubes
 
EN (EUROPEAN)  STANDARDS
 
10204       Inspection Documents for Metallic Products
10253-1   butt-welding Pipe Fittings; Wrought Carbon Steel for General Use and Without Specific Inspection Requirements.
 
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