Bututun yanki mai murabba'i da rectangular da aka yi daga ƙarfe mai laushi Q235 galibi ana amfani da su wajen ginin gini, tsarin tallafi, da aikace-aikacen gine-gine. Waɗannan bututun an san su da tsayin daka, sauƙin ƙirƙira, da dacewa da matakan walda da ƙira iri-iri. Alamar Q235 tana nuna cewa an yi ƙarfen daga ƙarfe mai laushi mai laushi.
| Samfura | Square da Rectangular Karfe bututu |
| Kayan abu | Karfe Karfe |
| Daraja | Q195 = S195/A53 Darasi A Q235 = S235 / A53 Daraja B / A500 Daraja A / STK400 / SS400 / ST42.2 Q355 = S355JR/A500 Digiri na B Daraja C |
| Daidaitawa | DIN 2440, ISO 65, EN10219,GB/T 6728, JIS G3444 / G3466,ASTM A500, A36 |
| Surface | Bare/Baƙar fataFentin Mai da ko ba tare da nannade ba |
| Ƙarshe | Ƙarshen fili |
| Ƙayyadaddun bayanai | OD: 20 * 20-500 * 500mm; 20*40-300*500mm Kauri: 1.0-30.0mm Tsawon: 2-12m |
| Abubuwan sinadaran | Kayan aikin injiniya, WT≤16mm | ||||||||
| Daidaitawa | Karfe daraja | C (max.)% | Si (max.)% | Mn (max.)% | P (max.)% | S (max.)% | Mafi ƙarancin yawan amfanin ƙasa ƙarfi MPa | Ƙarfin ƙarfi MPa | M elongation % |
| GB/T 700-2006 | Q235A | 0.22 | 0.35 | 1.4 | 0.045 | 0.05 | 235 | 370-500 | 26 |
| GB/T 700-2006 | Q235B | 0.2 | 0.35 | 1.4 | 0.045 | 0.045 | 235 | 370-500 | 26 |
Aikace-aikace:
Gina / kayan gini karfe bututu
Tsarin bututu
Fence post karfe bututu
Abubuwan hawan hasken rana
Bututun hannu
Ƙuntataccen Inganci:
1) A lokacin da kuma bayan samarwa, ma'aikatan 4 QC tare da fiye da shekaru 5 sun gwada samfurori a cikin bazuwar.
2) dakin gwaje-gwaje na ƙasa tare da takaddun shaida na CNAS
3) Amintaccen dubawa daga wani ɓangare na uku da aka zaɓa / biya ta mai siye, kamar SGS, BV.
4) Malesiya, Indonesia, Singapore, Philippines, Australia, Peru da UK sun amince da su. Mun mallaki UL / FM, ISO9001/18001, FPC takaddun shaida
Shiryawa da Bayarwa:
Cikakkun abubuwan tattarawa: a cikin daure masu kyau na teku mai hexagonal cike da ɗigon ƙarfe, Tare da majajjawa nailan biyu ga kowane daure.
Bayanin Bayarwa: Dangane da QTY, yawanci wata ɗaya.
Game da mu:
An kafa Tianjin Youfa a ranar 1 ga Yuli, 2000. Akwai kusan ma'aikata 9000, masana'antu 11, layin samar da bututun karfe 193, dakin gwaje-gwaje na kasa 3 da aka amince da su, da cibiyar fasahar kasuwanci ta Tianjin 1 da ta amince da ita.
31 square da rectangular karfe bututu samar Lines
Masana'antu:
Tianjin Youfa Dezhong Karfe Pipe Co., Ltd;
Handan Youfa Steel Pipe Co., Ltd;
Abubuwan da aka bayar na Shanxi Youfa Steel Pipe Co., Ltd
