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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