Ipayipi Lensimbi Yokufafaza Umlilo Yesitifiketi se-UL

Isitifiketi se-UL Fire Sprinkler Steel Pipe Isithombe Esivelele

Incazelo emfushane:

Isitifiketi se-UL samapayipi ensimbi okufafaza umlilo siqinisekisa ukuthi amapayipi ahlangabezana nezindinganiso ezithile zokuphepha nokusebenza ezibekwe yi-Underwriters Laboratories (UL). Isitifiketi se-UL sibalulekile ezinhlelweni zokufafaza umlilo ukuqinisekisa ukuthembeka kwazo nokusebenza kahle ekulawuleni noma ekucimeni imililo.

I-MOQ Ngosayizi:Amathani ama-2

Ubuncane be-oda:Isitsha esisodwa

Isikhathi Sokukhiqiza:ngokuvamile izinsuku ezingu-25

Imbobo Yokulethwa:Ichweba laseXingang Tianjin eChina

Imigomo Yokukhokha:I-L/C,D/A,D/P,T/T

Umkhiqizo:I-YOUFA

Sithumelele i-imeyili Landa njenge-PDF

Imininingwane Yomkhiqizo

Amathegi Omkhiqizo

Umkhiqizo	Ipayipi Lensimbi Yokufafaza Umlilo
Izinto	Insimbi Yekhabhoni
Ibanga	Q195 = S195 / A53 Ibanga A Q235 = S235 / A53 Ibanga B / A500 Ibanga A / STK400 / SS400 / ST42.2 Q345 = S355JR / A500 Ibanga B Ibanga C
Okujwayelekile	GB/T3091, GB/T13793 I-API 5L, ASTM A53, A500, A36, ASTM A795
Imininingwane	I-ASTM A795 sch10 sch30 sch40
Ubuso	Kupendwe Ngomnyama noma Ngobomvu
Ukuphela	Iziphetho ezingenalutho
Ukuphela	Iziphetho ezinemiphetho

Cela ikhotheshini

Amazinga Nezidingo
Izinto zokwakha kanye nokwakhiwa: Amapayipi aqinisekiswe yi-UL enziwe ngensimbi esezingeni eliphezulu ehlangabezana nokwakheka kwezinto ezithile kanye nezakhiwo zemishini.
Izilinganiso Zokucindezela: La mapayipi kumele amelane nokucindezela okuphezulu okujwayelekile ezinhlelweni zokufafaza umlilo.
Ukumelana Nokugqwala: Izindinganiso ze-UL zifaka phakathi ukuhlolwa kokumelana nokugqwala ukuqinisekisa ukuthi amapayipi angakwazi ukumelana nezimo ezinzima.
Ukuhlolwa Kokuvuza Nokuqina: Amapayipi ahlolwa kanzima ukuze athole ukuvuza, amandla okuqhuma, kanye nokuqina kwesakhiwo.
Ukuhlonza
Uphawu lwe-UL: Bheka uphawu lwesitifiketi se-UL epayipini, olubonisa ukuhambisana nezindinganiso ze-UL.
Ulwazi Lwelebula: Ilebula ngokuvamile lifaka igama lomenzi, usayizi wepayipi, isilinganiso sokucindezela, kanye neminye imininingwane ebalulekile.

Mayelana NATHI:

I-Tianjin Youfa Steel Pipe Group Co., Ltd yasungulwa ngomhlaka-1 kuJulayi 2000. Kunabasebenzi ababalelwa ku-8000, amafektri ayi-9, imigqa yokukhiqiza amapayipi ensimbi angu-179, ilabhorethri egunyaziwe kazwelonke emithathu, kanye nesikhungo sobuchwepheshe bebhizinisi esigunyaziwe uhulumeni waseTianjin esisodwa.

Funda kabanzi

Imigqa yokukhiqiza amapayipi ensimbi e-ERW angu-62
Amafektri:
I-Tianjin Youfa Steel Pipe Group Co.,Ltd .-Igatsha Eliyinombolo 1;
I-Tianjin Youfa Steel Pipe Group Co.,Ltd .-Igatsha lesibili;
I-Tangshan Zhengyuan Steel Pipe Co.,Ltd;
I-Tangshan Youfa Steel Pipe Manufacture Co.,Ltd;
I-Handan Youfa Steel Pipe Co.,Ltd;
I-Shanxi Youfa Steel Pipe Co., Ltd