China Factory Price Oem Heat Exchanger A179 Alloy Steel Pipe Manufacturer and Supplier

Factory Price Oem Heat Exchanger A179 Alloy Steel Pipe

Short Description:

Seamless steel tubes for petroleum cracking,sered as for fumace tubes,heat exchange tubes

and pipelines in petroleum and refinery plants.

Product Detail

Product Tags

Our pursuit and corporation aim should be to “Always satisfy our consumer requirements”. We carry on to build and style and design remarkable quality items for both our outdated and new clients and reach a win-win prospect for our clients at the same time as us for Factory Price Oem Heat Exchanger A179 Alloy Steel Pipe, We will endeavor to maintain our great reputation as the best products supplier in the world. If you have any questions or comments, please contact with us freely.
Our pursuit and corporation aim should be to “Always satisfy our consumer requirements”. We carry on to build and style and design remarkable quality items for both our outdated and new clients and reach a win-win prospect for our clients at the same time as us for A179 Alloy Steel Pipe, alloy steel pipe, Oem Heat Exchanger Alloy Steel Pipe, Now we have constructed strong and long co-operation relationship with an enormous quantity of companies within this business overseas. Immediate and professional after-sale service supplied by our consultant group has happy our buyers. In depth Info and parameters from the merchandise will probably be sent to you for any thorough acknowledge. Free samples may be delivered and company check out to our corporation. n Portugal for negotiation is constantly welcome. Hope to get inquiries type you and construct a long-term co-operation partnership.

Overview

Application

Seamless steel tubes for petroleum cracking are applicable to seamless steel tubes for furnace tubes, heat exchange tubes and pressure pipes in petrochemical industry.

Main Grade

Grade of high-quality carbon structural steel: 10#、20#

Chemical Component

No	Grade	Chemical Component %
		C	Si	Mn	Cr	Mo	Ni	Nb	Ti	V	Cu	P	S
												≤
High quality carbon structural steel	10	0. 07-0.13	0.17 -0. 37	0.35 -0.65	<0.15	<0.15	<0. 25	—	—	<0. 08	<0. 20	0. 025	0. 015

	20	0.17-0. 23	0.17 -0. 37	0.35 -0.65	<0. 25	<0.15	<0. 25	—	—	<0. 08	<0. 20	0. 025	0. 015

Alloy structural steel	12CrMo	0. 08-0.15	0.17 -0.37	0. 40-0. 70	0. 40-0. 70	0. 40 -0.55	<0. 30	—	—	一	<0. 20	0. 025	0. 015

	15CrMo	0.12 -0.18	0.17-0. 37	0.40 -0. 70	0. 80-1.1	0. 40-0.55	<0. 30	—	—	一	<0. 20	0. 025	0. 015

	12CrlMo	0. 08 -0.15	0.50 -1. 00	0. 30-0.6	1.00-1. 50	0.45 -0.65	<0. 30	—	—	—	<0, 20	0. 025	0. 015

	12CrlMoV	0. 08-0.15	0.17-0. 37	0. 40-0. 70	0.90-1.2	0. 25 -0.35	<0. 30	—	—	0.15 -0. 30	<0. 20	0.025	0. 010

	12Cr2Mo	0.08-0.15	<0. 50	0. 40-0. 60	2. 00-2. 50	0. 90-1.13	<0. 30	—	—	一	<0. 20	0. 025	0. 015

	12Cr5MoI	<0.15	<0. 50	0.30-0.6	4. 00-6	0. 45 -0. 60	<0. 60		—	—	<0. 20	0. 025	0. 015
	12Cr5MoNT
	12Cr9MoI	<0.15	0. 25-1. 00	0. 30-0. 60	8.00 -10. 00	0. 90-1.1	<0. 60	—	—	—	<0. 20	0. 025	0, 015
	12Cr9MoNT
Stainless heat resistant steel	07Crl9Nil0	0. 04-0.1	<1. 00	<2. 00	18. 00-20. 00	—	8. 00-11	—	—	—	—	0. 030	0. 015

	07Crl8NillNb	0. 04-0.1	<1. 00	<2. 00	17. 00-19. 00	—	9.00-12. 00	8C-1.1	—	—	—	0. 030	0. 015

	07Crl9NillTi	0. 04-0.1	<0. 75	<2. 00	17.00-20. 00	—	9. 00~13. 00	—	4C-0. 60	一	一	0.03	0. 015

	022Crl7Nil2Mo2	<0. 030	<1. 00	<2. 00	16. 00-18. 00	2. 00-3. 00	10. 00 -14. 00	—	一	一	—	0.03	0. 015

Mechanical Property

No	Tensile MPa	Yield MPa	Elong after fracture A/%		Shork absorption energy kv2/j		Brinell hardness number
		Yield MPa	portrait	transver	portrait	transver	Brinell hardness number
		not less than					no more than
10	335〜475	205	25	23	40	27
20	410〜550	245	24	22	40	27
12CrMo	410〜560	205	21	19	40	27	156 HBW
15CrMo	440〜640	295	21	19	40	27	170 HBW
12CrlMo	415〜560	205	22	20	40	27	163 HBW
12CrlMoV	470〜640	255	21	19	40	27	179 HBW
12Cr2Mo	450~600	280	22	20	40	27	163 HBW
12Cr5MoI	415〜590	205	22	20	40	27	163 HBW
12Cr5MoNT	480〜640	280	20	18	40	27	—
12Cr9MoI	460〜640	210	20	18	40	27	179 HBW
12Cr9MoNT	590—740	390	18	16	40	27
O7Crl9NilO	2520	205	35				187 HBW
07Crl8NillNb	>520	205	35			—	187 HBW
07Crl9NillTi	>520	205	35		—	—	187 HBW
022Crl7Nil2Mo2	>485	170	35		一	—	187 HBW
For steel with wall thickness less than 5mm tube do not make hardness experiment

Test Requirement

In addition to ensuring the chemical composition and mechanical properties, hydraulic test shall be carried out one by one, low power inspection shall be carried out for steel pipes directly rolled with ingots, and intergranular corrosion test shall be carried out for stainless (heat-resistant) steel pipes.