AISI 4130 Flanges

• Standard: ANSI, DIN, GB, JIS, GOST, BSW
• Type: Welding Flange
• Material: Alloy Steel
• Structure: Flanges
• Connection: Welding or Threading
• Sealing Surface: RF,FF,Rj,etc
• Model NO.: KM-0682
• Manufacturing Way: Forging
• Size: 1/2-78 Inch (Dn15-Dn2000)
• Pressure: ANSI Class 150,300,600,1500,2500,etc
• Transport Package: in Wooden Cases or Pallets
• Specification: 1/2"~78"
• Trademark: Kingmetal
• Origin: Made in China
• HS Code: 73079100
• Production Capacity: 1000 Tons Per Month

Product Description

AISI 4130 Flanges
 
Flanges Type:
Alloy Steel AISI 4130 Forged Flanges ANSI B16.5 (Size 15 NB to 750 NB)
Alloy Steel AISI 4130 Plate Flanges ANSI B16.5 (15 NB to 500 NB)
Material: Alloy Steel AISI 4130, AISI 4140, AISI 4130 Flanges
Standard: ANSI,JIS,DIN,BS4504,SABS1123,EN1092-1, UNI ,AS2129,GOST-12820
Size: 1/2-78 inch (DN15-DN2000)
Pressure: ANSI class 150,300,600,1500,2500, DIN PN6,PN10,PN16,PN25,PN40,PN64,PN100,PN160
Test Certificate: Manufacturer Test Certificate, IBR Test Certificate (Form III-C), Under Third Party Inspection
Packing: No Fumigate or Fumigate Plywood/Wood Pallet or Case
Surface Treatment: Anti-rust Oil, Transparent/Yellow/Black Anti-rust Paint,Zinc,Hot dipped Galvanized.
Usage: AISI 4130 Flanges mostly used in Oil Field, Offshore, Water System, Shipbuilding, Natural Gas, Electric Power, Pipe Projects etc.

 

AISI 4130 (Chromoly) Normalized Alloy Steel (available in Round, Sheet, Tube)
Minimum Properties	Ultimate Tensile Strength, psi	97,200
	Yield Strength, psi	63,100
	Elongation	25.5%
	Rockwell Hardness	B92
4130 (Chromoly) Annealed Alloy Steel
Minimum Properties	Tensile Strength, psi	81,200
	Yield Strength, psi	52,200
	Elongation	28.2%
	Rockwell Hardness	B82
Chemistry	Iron (Fe)	97.3 - 98.22%
	Carbon (C)	0.28 - 0.33%
	Chromium (Cr)	0.8 - 1.1%
	Manganese (Mn)	0.4 - 0.6%
	Molybdenum (Mo)	0.15 - 0.25%
	Phosphorus (P)	0.035% max
	Sulphur (S)	0.04% max
	Silicon (Si)	0.15 - 0.35%