鎳基耐蝕合金無縫鋼管

作者：小編時間：2021-07-09閱讀數(shù)：人閱讀

鎳基耐腐蝕合金材料-鎳基耐蝕合金無縫鋼管性能參數(shù)介紹

耐腐蝕合金材料 鎳基耐蝕合金無縫鋼管性能參數(shù)介紹

Nickle based corrision alloy seamless tube

· 用途:應(yīng)用于化學(xué)和石化行業(yè)以及海洋開發(fā)制造加熱器、換熱器、蒸發(fā)器、冷凝器以及輸送管線等。

· Usage: widely used in manufacturing of petrochemical industry and ocean exploitation such as heater, heat exchanger, evaporator, condensator and line of pipe, etc.

· 訂貨標(biāo)準(zhǔn)standard:ASME SB163/ASME SB167/ASME SB407/ASME SB444/ASME SB622/ ASME SB423/ASME SB829企業(yè)標(biāo)準(zhǔn)、技術(shù)協(xié)議

· 可供規(guī)格size:熱擠壓管hot extrusion tube:外徑OD:48-325mm;壁厚WT:4-40mm

冷加工管cold rolling tube:外徑OD:5.8-273mm;壁厚WT:0.3-35mm

· 交貨狀態(tài)condition:熱加壓hot extrusion;冷加工cold rolling;熱處理heat treatment

主要鋼種(牌號)的化學(xué)成分和性能

chemical composition and performance of main steel grade(trademark)

寶鋼牌號

baosteel

ASTM

UNS

化學(xué)成分chemical composition

其他others

BT200

N02200

≤0.15

≥99.0

≤0.25

≤0.40

≤0.35

≤0.010

≤0.03

BT201

N02201

≤0.02

≥99.0

≤0.25

≤0.40

≤0.35

≤0.010

≤0.03

BT400

N04400

≤0.30

≥63

28/34

≤2.5

≤0.5

≤2.0

≤0.020

≤0.03

BT800

N08800

≤0.100

30.0/

35.0

19.0/

23.0

≤0.75

≥39.5

≤1.0

≤1.5

≤0.015

≤0.02

Al:0.15/0.60

Ti:0.15/0.60

BT800H

N08810

0.05/

0.10

30.0/

35.0

19.0/

23.0

≤0.75

≥39.5

≤1.0

≤1.5

≤0.015

≤0.02

Al:0.15/0.60

Ti:0.15/0.60

Al+Ti≤0.70

BT800HT

N08811

0.06/

0.10

30.0/

35.0

19.0/

23.0

≤0.75

≥39.5

≤1.0

≤1.5

≤0.015

≤0.02

Al:0.15/0.60

Ti:0.15/0.60

Al+Ti≤0.85/1.2

BT600

N06600

≤0.150

≥72.0

14.0/

17.0

≤0.50

6.0/

10.0

≤0.5

≤1.0

≤0.015

≤0.03

BT690

N06690

≤0.05

≥58.0

27.0/

31.0

≤0.50

7.0/

11.0

≤0.5

≤0.015

≤0.03

BG2830

N08028

≤0.03

29.5/

32.5

26.0/

28.0

3.0/

4.0

0.6/

1.4

余

≤1.0

≤2.5

≤0.03

BG2250

N06985

≤0.015

余

21.0/

23.5

6.0/

8.0

1.5/

2.5

18.0/

21.0

≤1.0

≤0.030

≤0.03

W≤1.5

Co≤5.0

Nb+Ta≤0.5

BT825

N08825

≤0.050

38.0/

46.0

19.5/

23.5

2.50/

3.50

1.5/

3.0

≥22.0

≤0.5

≤0.03

≤0.04

Al≤0.20

Ti≤0.6/1.2

BT625

N06625

≤0.100

≥58.0

20.0/

23.0

8.00/

10.0

≤5.0

≤0.5

≤0.08

≤0.015

Al≤0.40

Ti≤0.40

Nb+Ta:3.15/4.15

BMotor276

N10276

≤0.010

余

14.5/

16.5

15.0/

17.0

4.0/

7.0

≤0.08

≤0.03

≤0.04

W:3.0/4.5

Co≤2.5

V≤0.35

牌號對照grade parallel table

寶鋼牌號 baosteel	美國 ASTM	國家牌號 GB	德國DIN	日本JIS
BT200	N02200
BT201	N02201		2.4068	NW2201
BT400	N04400	-	1.1743	NW4400
BT800	N08800	NS1101	1.4876	NCF800
BT800H	N08810	NS1102	1.4876	NCF800H
BT800HT	N08811	-	1.4876	-
BT600	N06600	NS3102	2.4816	NCF600
BT690	N06690	NS3105	2.4624	NCF690
BG2830	N08028	-	-	-
BG2250	N06985	-	-	-
BT825	N08825	NS1402	2.4858	NCF825
BT625	N06625	NS3306	2.4856	NCF625
BMotor276	N10276	NS3304	2.4819	NW0276

室溫力學(xué)性能

room-temperature mechanical property

寶鋼牌號baosteel		狀態(tài) condition	抗拉強度 Rm,min,MPa	屈服強度 Rp0.2%,min,MPa	延伸率 A50,min,%
BT200		solution	379	103	40
BT201		solution	345	83	40
BT400	OD≥127mm	annealing	480	195	35
BT400	OD<127mm	annealing	480	170	35
BT800		solution	520	205	30
BT800H		solution	450	170	30
BT800HT		solution	450	170	30
BT600	OD≥127mm	solution	550	205	35
BT600	OD<127mm	solution	550	240	30
BT690		solution	586	241	30
BT028		solution	500	214	40
BTG3		solution	621	214	40
BT825		solution	586	241	30
BT625		annealing	827	414	30
BT625		solution	276	690	30
BMotor276		solution	283	690	40

備注:BT800H,BT800HT晶粒度5級或更粗

高溫力學(xué)性能

high temperature mechanical property

寶鋼牌號 baosteel	機械性能 Mechanical property	狀態(tài) condition	溫度 temperature℃
寶鋼牌號 baosteel	機械性能 Mechanical property	狀態(tài) condition	350	450	550	650	750	850
BT800H	Rm,MPa	固溶 solution	485	490	480	420	270	149
	Rp0.2,MPa		162	165	169	155	125	95
	A4.52,%		52.5	56.0	52.5	50.0	69.5	101.5
BT825	Rm,MPa	固溶 solution	560	550	527	485	345	197
	Rp0.2,MPa		205	195	191	169	170	176
	A4.52,%		47.5	51.5	49.0	52.5	64.0	92.0
BT625	Rm,MPa	固溶 solution	-	-	-	610	480	345
	Rp0.2,MPa		-	-	-	210	225	215
	A4.52,%		-	-	-	96.5	114.0	117.0

物理性能

physical property

寶鋼牌號 baosteel	密度 density/g·cm³	熔點 Metaling rane/℃	膨脹系數(shù) Coefficient of expansion μm/m/℃		導(dǎo)熱系數(shù) Thermal conductivity W·(m·℃)^-1		電阻率 Specific resistance μΩ·m	彈性模具 Modulus of elasticity GPa
寶鋼牌號 baosteel	密度 density/g·cm³	熔點 Metaling rane/℃	100℃	300℃	25℃	300℃	20℃	彈性模具 Modulus of elasticity GPa
BT400	8.80	1300-1350	14.2	15.2	22.0	26.9	0.51	26.0
BT800	7.94	1357-1385	14.1	16.2	11.5	16.3	0.989	196.5
BT600	8.47	1354-1413	10.4	14.2	14.9	19.0	1.03	214.0
BT690	8.19	1343-1377	14.06	14.53	13.5	17.3	1.148	211.0
BG2830	8.0	-	15.0	15.9	11.4	15.3	0.99	-
BG2250	8.14	1260-1343	14.6	14.6	10.0	15.9	1.12	199.0
BT825	8.14	1370-1400	14.1	15.3	11.1	15.4	1.13	196
BT625	8.44	1290-1350	-	-	9.8	14.1	1.29	204.8
BMotor276	8.89	1325-1370	12.2	12.9	11.2	14.7	1.22	205

晶間腐蝕性能

intergranular corrosion resistance

按ASTM G28A法(硫酸鐵-硫酸法)測定的腐蝕速率

Intergranular corrosion resistance according to ASTM G28(ferric sulfate- sulfuric acid method)

鋼種 grade	狀態(tài) condition	時間 (h)	腐蝕速率 mm/a	腐蝕深度 (μm)
BT800	固溶 solution	120	0.42	-
BT800H		120	1.464	-
BT600		120	0.96	-
BT825		120	0.324	≤50
BT625		120	0.535	≤50

按ASTM 262C法65%硫酸法測定的腐蝕速率

Intergranular corrosion resistance according to ASTM 262(65% HNO₃)

鋼種 grade	狀態(tài) condition	腐蝕速率corrosion rate(mm/a)					平均腐蝕深度 corrosion rate(mm/a)
		一	二	三	四	五
		時間/48h	時間/48h	時間/48h	時間/48h	時間/48h
BT600	固溶 solution	0.288	0.30	0.324	0.432	0.528	0.371
BT800H		0.204	0.12	0.168	0.252	1.02	0.348
BT825		0.348	0.204	0.24	0.192	0.312	0.264
BT625		0.556	0.454	0.489	0.466	0.471	0.489