I-ASTM A500 yesikwere kunye neRectangular Steel Pipes iintshayelelo ezimfutshane:
I-ASTM A500 luphawu oluqhelekileyo lwe-welded welded kunye ne-seamless carbon steel structural tubing kwisikwere, kunye neemilo ezixande. Le ngcaciso ibandakanya amanqanaba ahlukeneyo etyhubhu yentsimbi yekhabhoni yokusetyenziswa kwesakhiwo, kubandakanywa iimilo zesikwere kunye noxande.
| Imveliso | Umbhobho wentsimbi yesikwere kunye noxande |
| Izinto eziphathekayo | Intsimbi yeCarbon |
| IBanga | Q195 = A53 iBanga A Q235 = A500 iBanga A Q355 = A500 iBakala B iBanga C |
| Umgangatho | GB/T 6728 ASTM A53, A500, A36 |
| Umphezulu | Bare/Mnyama Wendalo Ipeyintiwe I-oyile nge okanye ngaphandle isongiwe |
| Iyaphela | Isiphelo esicacileyo |
| Inkcazo | OD: 20 * 20-500 * 500mm ; 20 * 40-300 * 500mm Ukutyeba: 1.0-30.0mm Ubude: 2-12m |
Ukusetyenziswa kweTubhu yentsimbi yesikwere kunye noxande:
Umbhobho wentsimbi wokwakha / wezinto zokwakha
Umbhobho wesakhiwo
Umbhobho wentsimbi yesakhiwo solar tracker

UVavanyo loMgangatho lweMibhobho yentsimbi ye-ASTM A500 kunye noxande:
| I-ASTM i-A500 yoBume beMichiza | |||||
| Ibakala Steel | C (ubuninzi.)% | Mn (ubuninzi.)% | P (ubuninzi.)% | S (ubuninzi.)% | Ubhedu (umz.)% |
| IBanga A | 0.3 | 1.4 | 0.045 | 0.045 | 0.18 |
| IBanga B | 0.3 | 1.4 | 0.045 | 0.045 | 0.18 |
| IBanga C | 0.27 | 1.4 | 0.045 | 0.045 | 0.18 |
| Kunciphiso ngalunye lwepesenti ye-0.01 yenqaku elingaphantsi kobuninzi obuchaziweyo bekhabhoni, ukunyuka kwepesenti ye-0.06 yepesenti ngaphezu kobuninzi obuchaziweyo be-manganese kuvumelekile, ukuya kuthi ga kwi-1.50 % ngohlalutyo lobushushu kunye ne-1.60 % ngohlalutyo lwemveliso. | |||||
| IiPropati zoomatshini beMithombo yeMithombo yeSakhiwo | |||||
| Ibakala Steel | Unikeze Amandla imiz. MPa | Tensile strength imiz. MPa | Ukwandisa imiz. % | ||
| IBanga A | 270 | 310 | 25 ubukhulu bodonga (T) bulingana okanye bukhulu kuno 3.05mm | ||
| IBanga B | 315 | 400 | 23 ubukhulu bodonga (T) bulingana okanye bukhulu kuno 4.57mm | ||
| IBanga C | 345 | 425 | 21 ubukhulu bodonga (T) bulingana okanye bukhulu kuno 3.05mm | ||
Ulawulo loMgangatho olungqongqo:
1) Ngexesha nasemva kwemveliso, abasebenzi aba-4 be-QC abanamava angaphezulu kweminyaka emi-5 bahlola iimveliso ngokungalindelekanga.
2) Ilabhoratri evunyiweyo yeSizwe enezatifikethi ze-CNAS
3) Uhlolo olwamkelekileyo oluvela kwiqela lesithathu eliqeshwe/elihlawulwe ngumthengi, njenge-SGS, BV.
4) Ivunywe yiMalaysia, Indonesia, Singapore, Philippines, Australia, Peru kunye ne-UK. Sine-UL /FM, ISO9001/18001, izatifikethi zeFPC



Ngathi:
I-Tianjin Youfa Steel Pipe Group Co., Ltd yasekwa ngomhla woku-1 kuJulayi, 2000. Kukho abasebenzi abamalunga nama-8000 ngokupheleleyo, iifektri ezili-9, imigca yokuvelisa imibhobho yentsimbi engama-179, ilabhoratri yesizwe e-3 evunyiweyo, kunye neziko lobuchwephesha beshishini eli-1 likarhulumente waseTianjin.
I-31 yesikwere kunye nemigca yokuvelisa ipayipi yentsimbi yentsimbi
Iifektri:
Tianjin Youfa Dezhong Steel Pipe Co.,Ltd;
Handan Youfa Steel Pipe Co.,Ltd;
I-Shanxi Youfa Steel Pipe Co., Ltd








