ASTM A500 Square thiab Rectangular Steel Pipes Cov Lus Qhia luv luv:
ASTM A500 yog tus qauv specification rau txias-tsim welded thiab seamless carbon steel structural tubing nyob rau hauv square, thiab duab plaub. Qhov kev qhia tshwj xeeb no suav nrog ntau qib ntawm carbon steel tubing rau kev siv cov qauv, suav nrog cov duab plaub thiab cov duab plaub.
| Khoom | Square thiab Rectangular Steel Pipe |
| Khoom siv | Carbon Steel |
| Qib | Q195 = A53 Qib A Q235 = A500 Qib A Q355 = A500 Qib B Qib C |
| Txuj | GB/T 6728 ASTM A53, A500, A36 |
| Nto | Liab / Ntuj Dub pleev xim rau Oiled nrog los yog tsis qhwv |
| Xaus | Plain xaus |
| Specification | OD: 20 * 20-500 * 500mm; 20 * 40-300 * 500mm Thickness: 1.0-30.0 hli Ntev: 2-12m |
Daim ntawv thov Square thiab Rectangular Steel Tube:
Kev tsim kho / tsev cov ntaub ntawv steel yeeb nkab
Cov qauv yeeb nkab
Hnub ci tracker qauv steel yeeb nkab
ASTM A500 Square thiab Rectangular Steel Pipes Kev Ntsuas Zoo:
| ASTM A500 Tshuaj muaj pes tsawg leeg | |||||
| Qib hlau | C (max.)% | Mn (max.)% | P (max.)% | S (max.)% | Tooj (min.)% |
| Qib A | 0.3 | 1.4 | 0.045 ib | 0.045 ib | 0.18 |
| Qib B | 0.3 | 1.4 | 0.045 ib | 0.045 ib | 0.18 |
| Qib C | 0.27 ib | 1.4 | 0.045 ib | 0.045 ib | 0.18 |
| Rau txhua qhov txo qis ntawm 0.01 feem pua ntawm cov ntsiab lus qis dua qhov siab tshaj plaws rau cov pa roj carbon, qhov nce ntawm 0.06 feem pua ntawm cov ntsiab lus siab tshaj qhov tau teev tseg rau manganese tau tso cai, nce mus txog qhov siab tshaj plaws ntawm 1.50% los ntawm kev ntsuas cua sov thiab 1.60% los ntawm kev tshuaj xyuas cov khoom. | |||||
| Zoo li tus qauv Tubing Mechanical Properties | |||||
| Qib hlau | Yield zog min. MPa | Lub zog tensile min. MPa | Elongation min. % | ||
| Qib A | 270 | 310 | 25 phab ntsa thicknesses (T) sib npaug los yog ntau tshaj 3.05mm | ||
| Qib B | 315 | 400 | 23 phab ntsa thicknesses (T) sib npaug los yog ntau tshaj 4.57mm | ||
| Qib C | 345 | 425 | 21 phab ntsa thicknesses (T) sib npaug los yog ntau tshaj 3.05mm | ||
Strict Quality Control:
1) Thaum lub sijhawm thiab tom qab tsim khoom, 4 QC cov neeg ua haujlwm nrog ntau tshaj 5 xyoo kev tshawb xyuas cov khoom hauv random.
2) National accredited laboratory nrog CNAS daim ntawv pov thawj
3) Kev soj ntsuam tau txais los ntawm tus neeg thib peb raug xaiv los ntawm tus neeg yuav khoom, xws li SGS, BV.
4) Pom zoo los ntawm Malaysia, Indonesia, Singapore, Philippines, Australia, Peru thiab UK. Peb muaj UL / FM, ISO9001/18001, FPC daim ntawv pov thawj
Hais txog peb:
Tianjin Youfa Steel Pipe Group Co., Ltd yog tsim los ntawm Lub Xya Hli 1st, 2000. Muaj tag nrho txog 8000 tus neeg ua haujlwm, 9 lub chaw tsim khoom, 179 steel yeeb nkab ntau lawm kab, 3 lub teb chaws accredited kuaj, thiab 1 Tianjin tsoom fwv accredited lag luam technology chaw.
31 square thiab rectangular steel yeeb nkab ntau lawm kab
Factories:
Tianjin Youfa Dezhong Steel Yeeb Nkab Co., Ltd;
Handan Youfa Steel Pipe Co., Ltd.
Shanxi Youfa Steel Yeeb Nkab Co., Ltd
