ASTM A789 Duplex Stainless Hlau Tube

1. Txuj: ASTM A789, ASME SA 789
2. Seamless Tube Loj: 1/2 "mus rau 8"
3. Welded Tube Loj: 6 "mus rau 24"
4. Txoj kab uas hla: 6.{2}}mm-630mm
5. Phab ntsa Thickness: 1mm txog 50mm

Xa kev nug

Khoom Taw qhia

ASTM A789 Duplex stainless hlau raj,muaj li ntawm 50% ferrite thiab 50% austenite. ASTM A789 yeeb nkab muaj kev ntxhov siab zoo dua corrosion nyob rau hauv nruab nrab chloride tov thiab H2S tshaj 304L, 316L austenitic stainless hlau. Cov yeeb nkab no tshwj xeeb yog tsim rau qhov kub thiab txias ntawm -50 degree F / +600 degree F. Peb yog 2507 tus neeg xa khoom nrog 15+ kev xa tawm. Peb tuaj yeem muab cov kav dej seamless thiab welded kav, nrog rau cov kab me me mus rau cov kab loj loj. Tiv tauj peb kom paub ntau ntxiv thiab nqe lus pub dawb!

ASTM A789 Duplex Steel Tube Txuj:

ASTM A789 Txuj kev qhia tshwj xeeb rau Seamless thiab Welded Ferritic / Austenitic Stainless Hlau Tubing rau Kev Pabcuam General

Qib: S31803, S32205, S32750, S32760, S32550

ASME B36.19: Specification rau Stainless hlau kav

ASTM A789 Stainless Steel Tube Suppliers

ASTM A789 Duplex Stainless Hlau Tube Specifications

Txuj	ASTM A789 / A789M, ASME SA789
Seamless yeeb nkab & Tube Loj	1/2 "rau 8" IN
Welded yeeb nkab & Tube Loj	6" rau 24" IN
Sab nraud	6. 0-630 hli
Teem caij	5s, 10s, 20, 40s, 40, 60, 80s, 80, 100, 120, 140, 160, XXH.
Phab ntsa Thickness	1mm txog 50mm
Ua kom tiav	Polished, AP (Annealed & Pickled), BA (Cim & Annealed), MF
Daim ntawv	Hloov, Square, Rectangular, Hydraulic, Ncaj lossis 'U' bent Tubes thiab lwm yam.
Ntev	Tib Random, Ob Chav Random, thiab Txiav Ntev.
Xaus	Plain End, Beveled kawg, Treaded

ASTM A789 Txuj Dimensional kam rau ua

ASTM A789 Cov Lus Qhia Tshwj Xeeb	Loj, Sab Nraud Txoj kab uas hla, [mm]	Permissible Variations, hauv OD	Permissible Variations, hauv WT	Permissible Variations, hauv Ntev	Nyias Phab Ntsa Tube
	D＜12.7	± 0.13 hli	±15%	3mm ib	...
	12.7-38.1	± 0.13 hli	±10%	3mm ib	WT<1.6mm
	38.1-88.9	± 0.25 hli	±10%	5mm ib	WT<2.4mm
	88.9-139.7	± 0.38mm	±10%	5mm ib	WT<3.8mm
	139.7-203.2	± 0.76 hli	±10%	5mm ib	WT<3.8mm

ASTM A789 Duplex Stainless Hlau Tube Chemical Composition

Qib	C Tsawg dua los yog sib npaug	Mn Tsawg dua lossis sib npaug	P Tsawg dua lossis sib npaug	S Tsawg dua los yog sib npaug	Si Less than los sib npaug	Ni	Cr	Mo	N	Cu
S31803	0.03	2.00	0.03	0.02	1.00	4.5–6.5	21.0–23.0	2.5–3.5	0.08–0.20	-
S32205	0.03	2.00	0.03	0.02	1.00	4.5–6.5	22.0–23.0	3.0–3.5	0.14–0.20	-
S32750	0.03	1.20	0.035	0.02	0.80	6.0-8.0	24.0-26.0	3.0-5.0	0.24-0.32	0.5
S32760	0.05	1.00	0.03	0.01	1.00	6.0-8.0	24.0-26.0	3.0-4.0	0.20-0.30	0.50–1.00

ASTM A789 Cov Khoom Siv Hluav Taws Xob

Mechanical zog	Tensile, min, ksi [MPa]	Yield, min, ksi [MPa]	Elongation,% (min)	Hardness, HB (max)
S31803	90 [620]	65 [450]	25	290
S32205	95 [655]	65 [450]	25	290
S32750	116 [800]	80 [550]	15	300
S32760	109 [750]	80 [550]	25	300

ASTM A789 Tube Thaum tshav kub kub kho

UNS npe	Qhov kub thiab txias F [degree]	Quench
S31803	1870-2010℉(1020-1100 degree)	Kev txias sai sai hauv huab cua lossis dej
S32205	1870-2010℉(1020-1100 degree)	Kev txias sai sai hauv huab cua lossis dej
S32750	1880-2060℉(1025-1125 degree)	Kev txias sai sai hauv huab cua lossis dej
S32760	2010-2085℉(1100-1140 degree)	Kev txias sai sai hauv huab cua lossis dej

Lub cev muaj zog ntawm UNS S31803 thiab S32205

Qib	Qhov ntom (kg / m3)	Elastic Modulus (GPa)	Txhais tau tias Co-eff ntawm Thermal Kev nthuav dav (μm / m / degree)			Kub Conductivity (W / mK)		Tshwj xeeb Kub 0-100 degree (J/kg.K)	Hluav taws xob Kev tiv thaiv (nΩ.m)

			0-100 degree	0-315 degree	0-538 degree	ntawm 100 degree	ntawm 500 degree
2205	782	190	13.7	14.2	-	19	-	418	850