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Tillverkningsstål bästa leverantör 3 tum svart järnrör


Plats för Ursprung: Tianjin, Kina (fastlandet)
Varumärke: GOLDENSUN STÅL
Modellnummer: GSS00103
certifiering: ISO,BV,


Kontakt
Specifikationer
Minimum antal: 15 tons
Pris: FOB XINGANG: 400-600 USD PER TON
Packaging detaljer: 1. Packed with 8 bundles tightened with metal belt and
plastic wrapped if need
2. Enligt kundens krav
LEVERANSTID: Levereras inom 30 dagar efter mottagande av insättning
Betalningsvillkor: 30% T / T-deposition i förväg, 70% T / T-saldo inom 5 dagar efter B / L-kopia; 100% oåterkallelig L / C vid syn; 100% oåterkallelig L / C efter mottagning B / L 30-120 dagar; O / A
Supply Förmåga: 5000 ton / metriska ton per månad



Beskrivning:
Huvudsakligen produkter:

Black Steel Pipe (ERW Steel Pipe), Galvanized Steel Pipe, Black Square / Rectangular Steel Pipe, Galvanized Sqaure/ Rectangular Steel Pipe with different technique and surface treatment.

Standarder ASTM A53, BS1387, DIN2440
SGS,ASTM-A53A, BS1387-1985
GB/T3091-2001,GB/T8162,GB/T8163:20#,45#
16MN(Q345B)GR. A , GR. B, GR. C,
ASTM A106  GR. A , GR. B, GR. C;
API 5L  A B X42,X46, X52, X60, X65, X70, X80
certifikat API 5L , API 5CT, ISO ,CE
Material Q195→Grade B, SS330,SPHC, S185
Q215→Grade C,CS Type B,SS330,SPHC
Q235→GradeD,SS400,S235JR,S235JO,S235J
Specifikation Weld tube/pipe1/8"-8"(10mm-219.1mm)
Wall Thickness:3mm-8mm
Wt tolerance:+/-10%
Length:1-12m or as per request
Special specifications can be supplyed as per request
Zinkbelagd Pre-galvanized pipes:60-80g/m2
Hot-dip galvanized pipes:275-300g/m2
Typ Galvaniserat stålrör
Teknik Electronic Resistance Welded (ERW )
Electronic Fusion Welded (EFW)
Dubbel nedsänkt bågsvetsad (DSAW)
HS-nummer 7306309000
galvanized steel pipe and tube         galvanized steel pipe
Ytbehandling 1) Barade
2) Svartmålad (lackbeläggning)
3) Galvaniserad
4) Med oljad
5) 3 PE, FBE, korrosionsbeständig beläggning
6)As per request
Sektionsform Runda / Square / rektangulär
Object classification Decorative square tube, square tube machine tools, industrial machinery square pipe, chemical pipe, steel square tube, square tube shipbuilding, automotive square tube, square tube steel beams, special purpose square tube
Avslut Plain/ beveled ends or threaded with sockets/coupling
and plastic caps.galvanized steel pipes
Slutskydd 1) Rörlock av plast
2) Järnskydd
3)as per request
Properties of products Hot galvanized square tube has good strength, toughness, ductility and welding process performance and have good ductility, its alloy layer and the steel base firmly attached, so hot galvanized square tube can be cold-rolled, brushed , bending and other forming without damaging the coating; suitable for general machining such as drilling, cutting, welding, cold and other technology. After hot-dip galvanized surface bright and beautiful, can be used directly according to the needs of the project.
Inspektion Med hydraulisk testning, virvelström och infrarött test
packaging information 1.Big OD: in bulk
2.Small OD :packed by steel strips
3.Woven cloth with 7 slats
4.According to the requirements of customers
Huvudansökan 1.For low pressure liquid delivery such as water,gas and oil
2.For structure,construction and fencing post


CHEMICAL COMPOSITION:

Material Kemisk sammansättning Mekanisk egendom

C SI MN P S sträckgräns brottgräns förlängning






MPA MPA inte mer än
Q195 0.06 ~ 012 0.3 0.25 ~ 0.5 ≤ 0.05 ≤ 0.045 195 315 ~ 390   
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Q235A

Q235B


0.14 ~ 0.22 0.3 0.3 ~ 0.7 ≤ 0.05 ≤ 0.045 235 375 ~ 460 26
Q235C ≤ 0.18 0.3 0.35 ~ 0.8 ≤ 0.04 ≤ 0.04 235 375 ~ 460   
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Q235D ≤ 0.17 0.3 0.35 ~ 0.8 ≤ 0.035 ≤ 0.035 235 375 ~ 460 26

Q345A

Q345B

Q345C

≤ 0.20 ≤ 0.55 1.00-1.60 ≤ 0.045
≤ 0.045 345 470 ~ 630 21

Q345D

Q345E

≤ 0.18 ≤ 0.55 1.00-1.60 ≤ 0.025 ≤ 0.025 ≥ 295 470 ~ 630 22


Certifieringstest

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UNDERSÖKNING