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BS EN 10028-7 is the material standard for stainless steel sheet, plate and strip for pressure purposes. The current edition was published in December 2007. The grades are mostly a subset of the grades covered in BS EN 10088-2 for general purposes. There are also a number of creep resisting steels from BS EN 10302. The chemical composition of stainless steel grades covered in the this standard are:
Ferritic, 1.4003, 1.4516, 1.4520, 1.4510, 1.4513, 1.4521, 1.4526, 1.4509
Martensitic, 1.4313, 1.4418
Austenitic, 1.4318, 1.4307, 1.4306, 1.4315, 1.4311, 1.4301, 1.4541, 1.4550, 1.4335, 1.4404, 1.4406, 1.4401, 1.4466, 1.4571, 1.4580, 1.4432, 1.4429, 1.4436, 1.4435, 1.4434, 1.4438, 1.4439, 1.4563, 1.4539, 1.4537, 1.4547, 1.4529
Duplex, 1.4362, 1.4462, 1.4507, 1.4410, 1.4501
Creep Resisting, 1.4910, 1.4941, 1.4948, 1.4950, 1.4951, 1.4958, 1.4959, 1.4961
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BS EN 10088-3 is the material standard for stainless steel long products for general purposes. The current edition was published in October 2014. There have been 15 new grades added compared to the 2005 edition and the compositions of 2 grades have been changed. LAST UPDATED 28th NOVEMBER 2014.
The new grades added include austenitic grades, 1.4615, 1.4646, 1.4020, 1.4378, austenitic-ferritic, (duplex), grades
1.4162, 1.4662, 1.4482, 1.4062, 1.4669, 1.4658, ferritic grades, 1.4611, 1.4621, 1.4613, martensitic grade, 1.4150, and precipitation hardening grade, 1.4612
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BS 1449 is now obsolete. Before the publication of BS EN 10088-2 and BS EN 10095 it was the material standard for stainless and heat resisting steel plate, sheet and strip, (flat products). Flat products for pressure purposes are now covered by BS EN 10028-7. The chemical composition of stainless steel grades that were covered in BS 1449-2 and are included here include, 284S16, 301S21, 304S11, 304S15, 304S16, 304S31, 305S19, 309S24, 310S24, 315S16, 316S11, 316S13, 316S31, 316S33, 317S12, 317S16, 320S31, 320S33, 321S31, 347S31, 403S17, 405S17, 409S19, 430S17, 434S17, 410S21, and 420S45
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BS 1554 is now obsolete. Before the re-publication of BS EN 10088-3 in 2005 it was the material standard for stainless and heat-resisting steel round wire. Stainless steel wire for springs is covered by BS EN 10270-3. The chemical composition of stainless steel grades covered in the this standard include, 430S18, 430S11, 434S20, 436S20, 410S21, 416S21, 416S41, 420S29, 420S37, 420S45, 431S29, 441S49, 202S16, 301S22, 302S31, 303S31, 303S42, 304S11, 304S15, 304S31, 305S11, 309S20, 310S25, 314S25, 316S11, and 316S19
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BS 3100 is the material standard for stainless steel castings for corrosion resisting purposes. The chemical composition of stainless steel grades covered in the this standard include, 410C21, 420C28, 420C29, 425C12, 425C11, 302C25, 304C12, 304C15, 347C17, 316C12, 316C16, 317C16, 318C17, 332C11, 332C13, 332C15, 420C24, 452C11, 452C12, 302C35, 309C30, 309C40, 310C45, 311C11, 330C12, 331C60, 334C11, 309C32, 309C35, 310C40, 330C11, 331C40
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BS 3605 was the material standard for stainless steel pipes and tubes for pressure purposes and covered both seamless and welded tubes. Both parts of the standard have now been replaced by European Standards BSEN 10216-5 and BSEN 10217-7. The chemical composition of stainless steel grades covered in the this standard included, 215S15, 304S11, 304S31, 304S51, 316S11, 316S13, 316S31, 316S33, 316S51, 316S52, 321S31, 321S51, 347S31, and 347S51
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BS 970 is now largely obsolete. Before the publication of BSEN 10088-3 in 1995 and BSEN 10095 in 1999, BS 970 was the material standard that included stainless and heat resisting steel bars and rods in both hot rolled, (or black), conditions, (part 1), and bright bar conditions, (part 3). Part 1, (1996), is still current, but now only covers bars made by forging, (not rolling). Bars for pressure purposes are now covered by BS EN 10272. The chemical compositions of stainless steel grades covered in BS 970 included, 302S31, 303S31, 303S42, 304S11, 304S15, 304S31, 310S31, 316S11, 316S13, 316S31, 316S33, 320S31, 321S31, 325S31, 347S31, 403S17, 430S17, 410S21, 416S21, 416S29, 416S37, 416S41, 420S29, 420S37, and 431S29
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BS EN 10090 is the material standard for automotive, (internal combustion engine), valve steels and alloys. Martensitic and austenitic steels are included. The chemical composition of steel grades covered in the this standard include, 1.4718, 1.4731, 1.4748, 1.4875, 1.4875, 1.4871, 1.4882, 1.4870, and 1.4866
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BS 3146-2 is the material standard for castings, to be made by the investment, (or lost wax), process and includes some stainless steels. The chemical composition of stainless steel grades covered in the this standard include, ANC1-A, ANC1-B, ANC1-C, ANC2, ANC3-A, ANC3-B, ANC4-A, ANC4-B, ANC4C, ANC5-A, ANC5-B, ANC5-C, ANC6-A, ANC6-B, ANC6-C, ANC20A, ANC20B, and ANC21
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BS 6258 is the material standard for stainless, one heat resisting, (310S31), and some carbon steel, (grades 490 and 600), hollow seamless ‘bars’, (essentially thick walled tubes or pipes), for machining. The chemical composition of stainless steel grades covered in this standard include, 403S17, 430S17, 410S21, 420S29, 420S37, 431S29, 303S31, 302S31, 304S11, 304S15, 304S31, 321S31, 347S31, 316S11, 316S13, 316S31, 316S33, 320S31, and 310S31
