25crmo4 / 4130 Special Engineering Steel Pipe Hot Rolled Pipe on Good Quality

• Type: Round
• Standard: AISI, ASTM, DIN, JIS, GB, BS
• Composition: Alloy Steel
• Technique: Hot Rolled
• Shape: Round
• Surface Treatment: Polished
• Special Use: High-strength Steel Plate, Wear Resistant Steel, Silicon Steel, Cold Heading Steel, Free Cutting Steel, Mold Steel
• Transport Package: Seaworthy
• Specification: OD: 25-1100mm; WT: 2-180mm
• Trademark: MAXCOOL
• Origin: China
• Production Capacity: 500000000000PCS

Product Description

Packaging & Delivery

Packaging Details:
Plastic plugs in both ends, Hexagonal bundles of max 2,000kg with several steel strips, Two tags on each bundle, Wrapped in waterproof paper, PVC sleeve, and sackcloth with several steel strips.
Port: Shanghai, huangshi,qingdao,dalian
Lead Time : 5-35 days after confirmation

Application

Alloy steel pipe applies to petroleum,chemical industry,electric power,boiler, high temperature resistant,low temperature resistant,corrosion resistant seamless steelpipe used.Alloy steel pipe

also can made according to the customer.

 

Common standard:

 

API, ASTM A519, EN 10297, JIS G3441, GB 8162

 

Chemical requirements

Grade	C	Si	Mn	P	S	Cr	Mo	Cu
4130	0.28~0.33	0.15~0.35	0.40~0.60	≤0.035	≤0.040	0.80~1.10	0.15~0.25	/
SCM430	0.28~0.33	0.15~0.35	0.60~0.90	≤0.030	≤0.030	0.90~1.20	0.15~0.30	/
25CrMo4	0.22-0.29	≤0.40	0.60~0.90	≤0.025	≤0.035	0.90~1.20	0.15~0.30	/
30CrMo	0.26~0.34	0.17~0.37	0.40~0.70	≤0.035	≤0.035	0.80~1.10	0.15~0.25	/

 

Mechanical Properties

Steel grade	Tensile strength (Mpa)	Yield strength (Mpa)	Elongation (%)
4130	≥930	≥785	≥12

 

Outer Diameter: 25-1100 mm

Wall Thickness: 2-180 mm

Length Random Length, Fixed Length, etc.

 

Delivery Condition

 

Hot rolled, Annealed, Normalized, Quenched and tempered.

 

Package

In bundle or as your request.

 

Our Services

Third Party inspection acceptable. such as SGS, BV etc.