日韩av一区二区精品不卡,国产熟女50岁一区二区,中文字幕人妻色偷偷久久,中文字幕日韩一区二区不卡 ,韩国深夜福利视频在线观看,涩涩爱狼人亚洲一区在线,蜜臀av日韩精品一区二区,亚洲高清国产成人精品久久

    Product

    20cr Boiler Tube



    Implementation Standards

    ASTM A 106M、ASTM A 192M、ASTM A213M、GB/T 5310、JIS G3461


    Applicable Scope

    General boiler tubes are mainly used to make water wall tubes, boiling water pipes, superheated steam pipes, superheated steam pipes used for locomotive boilers, big and small smoke pipes and arch brick pipes, etc..

    The boiler seamless steel pipe is mainly used to manufacture high-pressure and ultrahigh pressure boiler superheater, reheater pipe, main steam pipe etc..



    Chemical Composition

    Steel Grade

    C

    Si

    Mn

    S

    P

    Cr

    Mo

    Other

    Standard

    Steel

    max

    ASTM

    A 192M

    ASME

    SA-192M

    A192

    SA-192

    0.06

    ~

    0.18

    ≤0.25

    0.27

    ~

    0.63

    0.020

    0.025




    ASTM

    A106M

    ASME

    SA-106

    A 106B

    SA-106B

    ≤0.30

    ≥0.10

    0.29

    ~

    1.06

    0.020

    0.025




    A 106C

    SA-106C

    ≤0.35

    ≥0.10

    0.29

    ~

    1.06

    0.020

    0.025




    ASTM

    A213M

    ASME

    SA-213M

    A213

    T11

    SA-213

    T11

    0.05

    ~

    0.15

    0.50

    ~

    1.00

    0.30

    ~

    0.60

    0.020

    0.025

    1.00

    ~

    1.50

    0.44

    ~

    0.65


    A213

    T12

    SA-213

    T12

    ≤0.15

    ≤0.50

    0.30

    ~

    0.61

    0.020

    0.025

    0.80

    ~

    1.25

    0.44

    ~

    0.65


    JIS G3461

    STB 340

    ≤0.18

    ≤0.35

    0.30

    ~

    0.60

    0.020

    0.025




    GB 5310

    20G

    0.17

    ~

    0.23

    0.17

    ~

    0.37

    0.35

    ~

    0.65

    0.015

    0.025




























    Mechanical Property

    Standard

    Grade

    Tensile Strength

    Yield Strength

    Not less than

    Elongation

    Not less than

    Impact Energy

    Not less than

    Hardness

    Not greater than

    ASTM

    A106M

    ASME

    SA-106

    A 106B

    SA-106B

    ≥415

    240

    30



    A 106C

    SA-106C

    ≥485

    275

    30



    ASTM

    A 192M

    ASME

    SA-192M

    A192

    SA-192

    ≥325

    180

    35


    77HRB(137HBW)

    ASTM

    A213M

    ASME

    SA-213M

    A213

    T11

    SA-213

    T11

    ≥415

    205



    85HRB(163)HBW

    A213

    T12

    SA-213

    T12

    ≥415

    205



    85HRB(163)HBW

    JIS G3461

    STB 340

    ≥340

    175

    35



    GB 5310

    20G

    410~550

    245

    Longitudinal 24 transverse 22

    Longitudinal 24 transverse 22






    About Us
    Enterprise Introduction
    Development History
    Convenient Logistics
    Aptitude Honor
    Corporate Culture
    Human Resources
    Product Display
    Round Bar
    Seamless Pipe
    Rectangular Pipe
    Equipment
    High Quality Bar
    High end medium Thick Wall Seamless Steel Pipe
    News
    Company Announcement
    Latest Information
    Marketing Network
    Domestic Marketing Network
    International Marketing Network
    Contact Us
    ADD:Wuxi Liang Xi District Jinshan North Industrial Park
    TEL:+86-0510-8307-4477
    FAX:+86-0510-8307-4488
    E-mail:kikoquan@mingshangsteel.com

    主站蜘蛛池模板: 亚洲中文字幕伊人久久无码| 志丹县| 亚洲熟妇色xxxxx欧美老妇| 亚洲三区在线观看无套内射| 久久精品国产亚洲综合av| 乐业县| 亚洲V天堂V手机在线| 夜色福利站WWW国产在线视频| 办公室强奷漂亮少妇视频| 天堂网在线.www天堂在线资源| 成人片在线看无码不卡| 国产亚洲人成网站在线观看| 麻豆国产尤物av尤物在线观看| 久久热这里只有精品66| 精品国产免费一区二区三区香蕉 | 欧美疯狂xxxxbbbb喷潮| 黄色国产精品一区二区三区| a级黑人大硬长爽猛出猛进| 亚洲一本二区偷拍精品| 撕开奶罩揉吮奶头视频| 国产一区在线播放无遮挡| 深田えいみ禁欲后被隔壁人妻| 国产精品免费看久久久| 久久久精品94久久精品| 最新亚洲人成无码WWW| 高清不卡一区二区三区| 国产精品久久欧美久久一区| 亚洲综合久久精品国产高清| 大地资源高清播放在线观看| 无码囯产精品一区二区免费| 三级4级全黄60分钟| 欧美日韩免费专区在线观看| 亚洲熟妇无码av另类vr影视| 久久天天躁夜夜躁狠狠 ds005.com| 亚洲午夜福利精品无码不卡| 亚洲综合无码AV在线观看| 亚洲国产欧美一区二区好看电影| www久久只有这里有精品| 狠狠躁夜夜躁无码中文字幕| 果冻传媒董小宛视频| 亚洲中文字幕无码久久2020|