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We can offer a large range of welded and seamless stainless tubes.

Our products are supplied into the following market sectors:

 

• Chemical
• Powergen
• Petrochemical
• Pharmaceutical
• Hydraulic
• Architectural and Structural** (see note below)
• Industrial
• Medical
• Street

 

Benteler Distribution UK have purchased a company that specialise in welded stainless round tube as well as square and rectangular hollow sections.  In addition to this they also stock and sell various channel sections, unequal angle, profiles, fittings and bar. Please follow link for more information.  http://www.perchcourt.co.uk/  

 

 

Welded and Seamless Stainless Tubes · Seamless Pipes Hot and Cold Finished (DIN AND ASTM)

• OD 6 - 219.1mm wall 0.5 - 23.01mm
• Seamless Butt Weld Fittings and Flanges to Complement Above Range
• Welded Pipes (DIN AND ASTM)
• OD 12 - 323.8mm
• Wall 2 - 12.7mm
• Butt weld Fittings and Forged Flanges to Complement Above range
• Welded Round Tubes (DIN)
• OD 6 - 609.6mm
• Wall 1-4mm
• Welded tubes stocked in annealed and un-annealed condition.
• Surface finishes pickled or dull and bright polished
• Square Tubes (DIN)
• 10 x 10 - 200 x 200mm
• Wall 1-10mm
• Rectangular Tubes (DIN)
• 20 x 10 - 300 x 100
• Wall 1-8mm
• Square and Rectangular Tubes stocked in un-annealed condition Surface finishes pickled or dull polished
• Hollow Bars (ASTM)
• 32 x 20 to 250 x 186

 

 

Stainless_Steel.pdf

Chemical and Physical Analysis stainless

Chemical and Physical Analysis stainless
Steel Designations		Chemical Composition, average %
EN	ASTM	C	N	Cr	Ni	Mo	Others
1.4306	304L	0.02	0.06	18.1	8.3	-	-
1.4301	304	0.04	0.05	18.1	8.3	-	-
1.4541	321	0.04	0.01	17.3	9.1	-	Ti
1.4404	316L	0.02	0.04	17.2	10.2	2.1	-
1.4401	316	0.02	0.04	17.2	10.2	2.1	-
1.4406	316LN	0.02	0.14	17.2	10.3	2.1	-
1.4571	316Ti	0.04	0.01	16.8	10.9	2.1	Ti
1.4432	316L	0.02	0.05	16.9	10.7	2.6	-
1.4436	316	0.02	0.05	16.9	10.7	2.6	-
1.4435	316L	0.02	0.06	17.3	12.6	2.6	-

 

ASTM, min. Values
No.	Rp0.2 N/mm2	Rm N/mm2	A2" %
S30403	170	485	40
S30400	205	515	40
S32100	205	515	40
S31603	170	485	40
S31600	205	515	40
S31653	205	515	40
S31603	205	515	40
S31603	170	485	40
S31600	205	515	40
S31603	170	485	40

 

EN, min. Values
No.	Rp0.2 N/mm2	Rp1.0 N/mm2	Rm N/mm2	A5 %	KV J
1.4306	200	240	500	45	60
1.4301	210	250	520	45	60
1.4541	200	240	500	40	60
1.4404	220	260	520	45	60
1.4401	220	260	520	45	60
1.4406	280	320	580	40	60
1.4571	220	260	520	40	60
1.4432	220	260	520	45	60
1.4436	220	260	530	40	60
1.4435	220	260	520	45	60

Stainless steel Specifications Supplied and Comparisons

 

Stainless Materials are supplied to the following specifications:

Seamless Cold And Hot Finished Pipes ASTM A312 / DIN 17458 - ISO 1127

Welded Pipes ASTM A312 / DIN 17457 - ISO 1127

Seamless and welded Butt Weld Fittings ASTM A403

Forged Flanges ASTM A182

Welded Round Tubes ISO 1127

Hollow Bars ASTM A511 - ISO 2938

 

Comparative Specifications:
EN	ASTM	BS	DIN	NF	SS
1.4306	304L	304S11	-	Z3 CN 18-10	2352
1.4301	304	304S31	1.4031	Z7 CN 18-09	2333
1.4541	321	321S31	1.4541	Z6 CNT 18-10	2337
1.4404	316L	316S11	1.4404	Z3 CND 17-11-02	2348
1.4401	316	316S31	1.4401	Z7 CND 17-11-02	2347
1.4406	316LN	316S61	1.4406	Z3 CND 17-11 Az	-
1.4571	316Ti	320S31	1.4571	Z6 CNDT 17-12	2350
1.4432	316L	316S13	-	Z3 CND 17-12-03	2353
1.4436	316	316S33	1.4436	Z7 CND 18-12-03	2343
1.4435	316L	316S13	1.4435	Z3 CND 18-14-03	2353

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