JIS G 3441 Chav Kawm 2 Alloy Seamless Steel Tubes Featured Duab

JIS G 3441 Chav Kawm 2 Cov Hlau Tsis Muaj Qhov Txuas

Kev Piav Qhia Luv:

Loj: OD: 15.0 ~ 114mm WT: 2 ~ 20mm

Qib: SCM420TK, SCM 415TK, SCM430TK,

Ntev: 6M lossis qhov ntev teev tseg raws li xav tau.

Xaus: Qhov Kawg Dawb, Qhov Kawg Beveled.

Kev Them Nyiaj: 30% Tso Nyiaj, 70% L/C Los Yog B/L Luam Los Yog 100% L/C Thaum Pom

Min.Order Quantity: 1 Tons

Lub Sijhawm Ua Ntej: 7-14 Hnub Yog tias Muaj Tshuag, 30-45 Hnub Los Tsim Khoom

Tshuab: Kub dov, Txias kos, Extruded, Txias tiav, Kub kho

Xa email rau peb Whatsapp Xov tooj

Cov Khoom Qhia Txog Khoom

Cov Khoom Sib Xws

Cov Cim Npe Khoom

Cov Tshuaj Lom Zem thiab Cov Khoom Siv Kho Tshuab JIS G3441Cov yeeb nkab hlau tsis sib haum

Qib thiab Cov Tshuaj Lom Zem (%)

Qib

C≤

P≤

S≤

SCM 420TK

0.18~

0.23

0.15~

0.35

0.60~

0.85

0.030

0.90~

1.20

SCM 415TK

0.13~

0.18

0.15~

0.35

0.60~

0.85

0.030

0.90~

1.20

0.15~

0.30

SCM 418TK

0.16~

0.21

0.15~

0.35

0.60~

0.85

0.030

0.90~

1.20

0.15~

0.30

SCM 420TK

0.18~

0.23

0.15~

0.35

0.60~

0.85

0.030

0.90~

1.20

0.15~

0.30

SCM 430TK

0.28~

0.33

0.15~

0.35

0.60~

0.85

0.030

0.90~

1.20

0.15~

0.30

SCM 435TK

0.33~

0.38

0.15~

0.35

0.60~

0.85

0.030

0.90~

1.20

0.15~

0.30

SCM 440TK

0.38~

0.43

0.15~

0.35

0.60~

0.85

0.030

0.90~

1.20

0.15~

0.30

Lus Cim: 1. Ni ua ib qho impurity hauv ntau yam yeeb nkab hlau tsis pub tshaj 0.25%, thiab Cu tsis pub tshaj 0.30%;2. Thaum tus neeg yuav khoom thov kom muaj kev tshuaj xyuas cov khoom tiav lawm, qhov kev hloov pauv uas tso cai yog raws li tau teev tseg hauv Rooj 3 ntawm JIS G0321.

Cov Txheej Txheem Tsim Khoom ntawmJIS G 3441Cov Hlau Tsis Muaj Hlau Alloy

Cov ntsiab lus ntawm JIS G 3441Cov Hlau Tsis Muaj Hlau AlloyPeb tuaj yeem muab khoom

Kev Tsim Khoom: yeeb nkab seamless (kub tiav lawm thiab txias tiav lawm)

Loj: OD: 15.0 ~ 114mm WT: 2 ~ 20mm

Qib: SCM 415TK, SCM 420 TK.

Ntev: 6M lossis qhov ntev teev tseg raws li xav tau.

Xaus: Qhov Kawg Dawb, Qhov Kawg Beveled.

Qib
Txoj cai tsim khoom (kub tiav seamless hlau yeeb nkab: SH; Txias tiav seamless steel yeeb nkab: SC)
Qhov ntev (nominal diameter X nominal phab ntsa thickness lossis sab nraud diameter X phab ntsa thickness)
Lub npe ntawm tus neeg tsim khoom lossis nws lub npe lag luam

Kev kam rau sab nraud thiab phab ntsa tuab

Kev kam rau siab ntawm OD thiab WT

Kev faib	Kev kam rau siab ntawm OD		Kev kam rau siab ntawm WT
Chav Kawm 1	D <50m	±0.5 hli	S <4 hli	+0.6 hli -0.5 hli
Chav Kawm 1	50mm≤D	±1%	S≥4 hli	+1% -12.5%
Chav Kawm 2	D <50m	±0.25 hli	S <3 hli	±0.3 hli
Chav Kawm 2	50mm≤D	±0.5%	S≥3 hli	±10%
Chav Kawm 3	D <25m	±0.12 hli	S <2 hli	±0.15 hli
	40mm> D≥25mm	±0.15 hli
	50 hli > D≥ 40 hli	±0.18 hli	S≥2 hli	±8%
	60mm> D≥ 50mm	±0.20 hli	Cov Lus Cim: kev kam rau siab ntawm txhua phab ntsa tuab yuav tsum tau muab sib npaug rau ib qho chaw lej raws li txoj cai a JIS Z 8401
	70mm> D≥60mm	±0.23 hli
	80mm > D≥ 70mm	±0.25 hli
	90mm> D≥80mm	±0.30 hli
	100mm> D≥90mm	±0.40 hli
	D≥100 hli	±0.50%

1. Qhov OD kam rau siab ntawm cov yeeb nkab hlau kub tiav raws li Class12. Cov kav hlau uas tau quenched thiab tempered raws li 4 pawg.