boiler steel pipe

3 125

 boiler seamless steel tube 
Standard: JIS ANSI ASTM GB DIN BS API 
Grade: Q235 10# Q345(16Mn) 20# X42-X65 

 boiler seamless steel tube
ERW Standard JIS ANSI ASME GB DIN BS API
Grade Q235(10#) Q345(16Mn)  20#  X42-X65  J55
Out Diameter 127--406mm  (5---16 inch)
Thickness 6--14mm      (1/3---3/5 inch)
SSAW Standard JIS ANSI ASME GB DIN BS API
Grade Q235(10#) Q345(16Mn)  20#  X42-X65  J55
Out Diameter 219--2220mm  (8---88 inch)
Thickness 6--18mm      (1/3---4/5 inch)
SEAMLESS Standard JIS ANSI ASME GB DIN BS API
Grade 10# 20# 45# K55 J55 ST37 ST52 X42-X70 Q345(16Mn)
Out Diameter 139.7--245.5mm  (5-1/2---9-3/5 inch)
Thickness 4--140mm        (1-1/2---5-3/5 inch)
Length 12m or as customers requirement
Manufacture Technique Welded
Surface Treatment varnish coating or as customers requrement
Section Shape  round
Ends Beveled or square cut, plastic capped
Alloy or not Non-alloy
Packaging Details export packing or negotiation
Payment Terms L/C D/P T/T
Usage water transport/boiler use/Chemical use/Construction use
Delivery Time within 35 days after sign the contract
Minimum Order Quantity 20 Ton
Supply Ability 1000 Ton/Month

 

API Specification 5L/ISO 3183
mechanical
Steel Grade Yield Strength Tensile Strength Elongation
Mpa min Mpa min A f % min
L175/A25 175(25400) 310(45000) C
L175P/A25P 175(25401) 310(45001) C
L210/A 210(30500) 335(48600) C
L245/B 245(35500) 415(60200) C
L245R/BR 245(35501) 415(60201) C
L290/X42 290(42100) 415(60202) C
L290R/X42R 290(42101) 415(60203) C
L320/X46 320(46400) 435(63100) C
L360/X52 360(52200) 460(66700) C
L390/X56 390(56600) 490(71100) C
L415/X60 415(60200) 520(75400) C
L450/X65 450(65300) 535(77600) C
L485/X70 485(70300) 570(82700) C

 

 

 

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