astm structural seamless steel pipe 4 inch sch40

Specification

OD 33mm - 406mm(1”~16”) with thickness of 3~30mm

Standard

GB/T8162,GB/T8163 and DIN/JIS/ASTM standard

a. DIN Standard  

10#(ST37-2,ST35-8),20#(ST42,ST45-4/8),

45#(DIN CK45),16mn(ST52.4) etc.

b. JIS Standard

10#(STPG38,STS38,STB30,STB33,Stb35), 20#(STPG42,STB42,STS42,JIS S20C),

45#(JIS S45C), 16mn(STS49,STPT49) etc.

c. ASTM/AISI Standard

10#(ASTM a106/53 Gr.B,A192,A179-C),

20#(ASTM A106/53 Gr.B, A178-C,A210-A-1,A315-B,AISI1020),

45#(AISI1045), 16mn(ASTM A210-C) etc.

Usage

 Appilcation

boiler use,water transport, building, machinery, traffic, aviation, oil development etc.

seamless pipe for low and medium pressure boiler,high prssure boiler,ship-building ,petroleum cracking,chemical fertilizer equipment.

packing

Paint Varnish Coating , Plastic Caps and mark on the pipe

payment term

T/T or L/C at sight.

Method

cold drawning, hot rolling or hot expanding.

Min order

2 tons, more quantity price will be lower.

Tolerate:

Features Of Product

OD +/-1%,Thickness  +12.5% / -10%,length  +/-2 cm

1.Steel wall without oxide layer              2. No cracks wide mouth squash

3.To withstand high pressure without cracking  4. Cold is not deformed

5. High-precision    high-quality finish     high cleanliness