Kounga High Waitohu Roopu Haina Korekore/ERW he mea paiherea Kowiri tira/Waowa/Auhia Piauau Tapawha/porowhita Kohua Tuia/Heat Exchanger Steel Pipe
Tirohanga
Ko ta maatau misioni he whakawhanake tonu hei kaiwhakarato auaha o nga taputapu mamati me te whakawhitiwhiti korero ma te tuku hoahoa utu taapiri, te hanga o te ao, me te kaha ki te whakatika mo te Seamless / RW welded Stainless / Carbon / Alloy Galvanized Square / Round Seamless Steel Pipe, Ko o tatou taonga hokohoko kua kaweake ki Mid East, Europe, Korea, Vietname, Iraq, Russia me etahi atu whenua. Ma te titiro whakamua ki te hanga i tetahi mahi tino pai me te pumau tonu ki a koe i nga wa kei te heke mai! Kei a matou nga otinga tino pai me nga hoko tohunga me te roopu hangarau.Na te whanaketanga o to taatau kamupene, ka taea e matou te tuku i nga kaihoko nga hua pai, te tautoko hangarau pai, te ratonga tino pai i muri i te hoko.
Taupānga
Ka whakamahia te nuinga mo nga waahanga kaha me te pehanga, mo nga mahi whanui mo te mamaoa, te wai, te hau me nga paipa hau.
Koeke Matua
GR.A, GR.B
Waahanga matū
| Kōeke | Wae %，≤ | ||||||||
| C | Mn | P | S | CuA | NiA | CrA | MoA | VA | |
| Momo S(paipa korekore) | |||||||||
| GR.A | 0.25B | 0.95 | 0.05 | 0.045 | 0.40 | 0.40 | 0.40 | 0.15 | 0.08 |
| GR.B | 0.30C | 1.20 | 0.05 | 0.045 | 0.40 | 0.40 | 0.40 | 0.15 | 0.08 |
| Momo E(Atete paipa paiherea) | |||||||||
| GR.A | 0.25B | 0.95 | 0.05 | 0.045 | 0.40 | 0.40 | 0.40 | 0.15 | 0.08 |
| GR.B | 0.30C | 1.20 | 0.05 | 0.045 | 0.40 | 0.40 | 0.40 | 0.15 | 0.08 |
| Momo F | |||||||||
| A | 0.30B | 1.20 | 0.05 | 0.045 | 0.40 | 0.40 | 0.40 | 0.15 | 0.08 |
A Ko te tapeke o enei huānga e rima me kaua e nui ake i te 1.00%.
B Mo ia 0.01% te whakaheke i te nui o te waro waro, ka whakaaetia te nui o te konupora ki te 0.06%, engari kaore e taea te neke ake i te 1.35%.
C Ko ia 0.01% te hekenga o te nui o te waro ka taea te whakanui ake i te konupora nui ki te 0.06%, engari kaua e neke ake i te 1.65%.
Taonga Miihini
| tūemi | GR.A | GR.B |
| te kaha riaka, ≥, psi [MPa] Te Kaha Tuku, ≥, psi [MPa] Ine 2in.or 50mm whakaroa | 48 000 [330]30 000 [205]A,B | 60 000 [415]35 000 [240]A,B |
A Ko te whakaroa iti o te roa ine 2in. (50mm) ka whakatauhia e te tauira e whai ake nei:
e=625000(1940)A0.2/U0.9
e = te whakaroa iti o te ine 2in. (50mm), te ōrau i whakaawhiwhia ki te 0.5% tata;
A = Kua tatauhia kia rite ki te diameter o waho o te ngongo ingoa, te whanui ingoa ranei o te tauira tensile me tona matotoru pakitara kua tohua, ka whakaawhiwhia ki te waahi whiti tata o te tauira tensile o 0.01 in.2 (1 mm2), a ka whakatauritea ki te 0.75in.2 (500mm2), ahakoa he iti ake.
U = te kaha tensile iti kua tohua, psi (MPa).
B Mo nga huinga rereke rereke o nga tauira whakamatautau me te kaha iti o te kaha, ka whakaatuhia te roanga iti e hiahiatia ana ki te Ripanga X4.1, ki te Ripanga X4.2 ranei, i runga i tona whaihua.
Whakaritenga Whakamatau
Te whakamatautau tensile, te whakamatautau piko, te whakamatautau hydrostatic, te whakamatautau hiko kore kino o nga weld.
Te kaha tuku
Te Mahinga Whakarato: 2000 Tons Ia Marama mo ia Tohu o te ASTM A53 / A53M-2012 Pipe Steel
Te takai
I roto i nga paihere me te pouaka rakau kaha
Tukunga
7-14 ra mena kei roto i nga taonga, 30-45 nga ra ki te whakaputa
Utu
30% depsoit, 70% L/C, kape B/L ranei 100% L/C i te tirohanga
Taipitopito Hua
Pupu Kohua
GB/T 8162-2008
ASTM A519-2006
BS EN10210-1-2006
ASTM A53/A53M-2012
GB9948-2006
GB6479-2013
