Ferritic / Martensitic Welded Stainless Steel Tube ASTM A268 / A268M TP409, 409L, 430, 439, 441 manufacturer from China SpezillaTubeCompanyLimited

Place of Origin:

Zhejiang, China (Mainland)

Product Detail

Model No.: TP409, 409L, 430, 439, 441

Ferritic / Martensitic Welded Stainless Steel Tube ASTM A268 / A268M </p

Ferritic / Martensitic Welded Stainless Steel Tube ASTM A268 / A268M

Specifications:

Specifications (ASTM/ASME) Ferritic and Martensitic Stainless Steel Tubing
Alloy	UNS Designation	Material Specification	Tubing Specification	Pipe Specification
409	S40910	A 240/SA-240	A 268/SA-268	---
409	S40920	A 240/SA-240	A 268/SA-268	---
409	S40930	A 240/SA-240	A 268/SA-268	---

Alloy	UNS Designation	Material Specification	Tubing Specification	Pipe Specification
439	S43035	A 240/SA-240	A 268/SA-268	---

Chemical Composition:

Chemical Composition (%) Ferritic and Martensitic Stainless Steel Tubing
Alloy	409	409	409
UNS Designation	S40910	S40920	S40930
Carbon (C) max.	0.030	0.030	0.030
Manganese (Mn) max.	1.00	1.00	1.00
Phosphorus (P) max.	0.040	0.040	0.040
Sulfur (S) max.	0.020	0.020	0.020
Silicon (Si) max.	1.00	1.00	1.00
Chromium (Cr)	10.5 - 11.7	10.5 - 11.7	10.5 - 11.7
Nickel (Ni) max.	0.50	0.50	0.50
Nitrogen (N) max.	0.030	0.030	0.030
Titanium (Ti)	6 x (C + N) min., 0.50 max.	8 x (C + N) min., 0.15 - 0.50	0.05 max.
Columbium (Cb) max.	0.17	0.10	---
Titanium (Ti) plus Columbium (Cb)	---	---	0.08 + 8 x (C + N) min., 0.75 max.
Iron (Fe)	Balance	Balance	Balance

Mechanical Property:

Typical Physical & Mechanical Properties - Annealed Condition (Room Temperature)
Ferritic and Martensitic Stainless Steel Tubing
Alloy	UNS Designation	Minimum Tensile Strength		Minimum Yield Strength 0.2% Offset		Minimum Percent (%) Elongation in 2 inches (50.8 mm)
Alloy	UNS Designation	(psi)	(MPa)	(psi)	(MPa)	Minimum Percent (%) Elongation in 2 inches (50.8 mm)
409	S40910	55,000	380	25,000	170	20
409	S40920	55,000	380	25,000	170	20
409	S40930	55,000	380	25,000	170	20

Alloy	UNS Designation	Minimum Tensile Strength		Minimum Yield Strength 0.2% Offset		Minimum Percent (%) Elongation in 2 inches (50.8 mm)
		(psi)	(MPa)	(psi)	(MPa)
439	S43035	60,000	415	30,000	205	20