3000m3丙烯球罐用钢板订货技术条件Purchasespecificationforsteelplatesofpropylenesphericaltanks.docx

3000m3 丙烯球罐用钢板订货技术条件
Purchase specification for steel plates of propylene spherical tanks

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1. 适用范围 Applicable scope
本订货技术条件是以 SA-20 压力容器用钢板通用要求和SA-537 压力容器用经热处理的碳锰硅钢板以及全国锅炉压力容器标准化委员会对IE537-2 的评审意见为基础提出了对IE537-2 钢板的技术要求
This document covered the specification of plates of IE537-2 based on SA-20 General Requirements for Steel Plates for Pressure Vessels and SA-537 Pressure Vessel Plates, Heat-treated, Carbon-Manganese-Silicon Steel and the evaluation result of CSCBPV .
本订货技术要求仅适用于 XX石化项目中丙烯球形储罐用IE537-2 钢板的订货
This purchase specification is only used for Purchasing IE537-2 steel plates of propylene spherical tanks in Xx Petrochemical Project.
2. 引用标准 Applied codes and standards
ASME 锅炉和压力容器规范第VIII 篇第二分篇及相关增补
—ASME Boiler and Pressure Vessel Codes, Section VIII, Division 2 and related Addenda
ASME 锅炉和压力容器规范第II 篇A C 和D 部分
—ASME Boiler and Pressure Vessel Codes, Section II, Part A,C,D.
ASME 锅炉和压力容器规范第V 篇及相关增补
—ASME Boiler and Pressure Vessel Codes, Section V and related Addenda
ASME 材料说明书SA-20 压力容器用钢板通用要求
—ASME Material Specification SA-20 General Requirements for Steel Plates for Pressure Vessels
ASME 材料说明书SA-370 钢制品力学性能试验方法和定义标准
—ASME Material Specification SA-370 Material Testing of Steel Products
ASME 材料说明书SA-537 压力容器用经热处理的碳锰硅钢板
—ASME Material Specification SA-537 Pressure Vessel Plates, Heat-treated, C-Mn-Si Plates
ASME 材料说明书SA-435 钢板超声直射波检验
—ASME Material Specification SA-435 Straight-beam Ultrasonic Examination of Steel Plates
ASME 材料说明书SA-577 钢板超声斜射波检验
—ASME Material Specification SA-577 Ultrasonic Angle-Beam Examination of Steel Plates
ASME 材料说明书SA-770 特殊用途钢板板厚方向拉伸试验
—ASME Material Specification SA-770 Through-thick. tension testing of steel plates for spec. application
ASTM E-709 磁粉检测的实施
—ASME E-709 Practice for Magnetic Particle Examination
EN 10204 金属产品的检验文件
—EN 10204 Inspection Documents for Metal Products
JB4730 压力容器无损检测
—JB4730 Pressure Vessel Non-destructive Examination
—Evaluation result of CSCBPV 全国锅炉压力容器标准化委员会评审意见上述的规范 标准应是采购单生效日期时的最新版本如果涉及相关增补也应以采购单的生效日期为准
The codes and standards aforementioned shall be of the latest edition at the effective date of purchase order, if any,
the related addenda shall also be of the latest edition at the effective date of purchase order.
3. 尺寸 外形和重量 Dimension, Outline shape and Weight
3.1 钢板的尺寸 外形重量和允许偏差按SA-20 中的规定
The dimensions, outline shape, weight and allowable tolerance of steel plates shall be as per specification in SA-20.
3.2 钢板厚度负偏差应为 0.0mm
The under-tolerance of steel plate thickness shall be of 0.0 mm.
4. 技术要求 Technical specification
4.1 牌号和化学成分 Brand name and chemical composition
4.1.1钢板牌号为IE537-2 钢板的化学成分炼熔分析应符合表1 的规定
The brand name of steel plate is IE537-2, the chemical composition of steel plate (ladle analysis)shall comply with table 1.

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表 1 钢板的化学成分(炼熔分析)
Table 1 Chemical Composition of Steel Plate(ladle analysis)

1. Ceq=C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15(%)
2. Pcm=C+Si/30+Mn/20+Cu/20+Cr/20+Ni/60+Mo/15+V/10+5B(%)
3. Pcm 值的目标值为小于等于0.25 The target figure of Pcm is 0.25.
4. 成品分析中的碳含量不超过 0.19%, 锰含量不超过1.65%, 硫含量不超过0.006%
The content of C, Mn and S shall not be greater than 0.19%, 1.65% and 0.006% respectively in product analysis.
4.2 交货状态 Delivering status
钢板的交货状态为调质状态 质量证明书中应提供调质处理的规范
The delivering status of steel plates shall be of quenched and tempered. The QT heat treatment specification shall be included in the quality certification.
4.3 力学性能和冷弯性能 Mechanical properties and cold bending property
4.3.1钢板应逐张进行力学性能和冷弯性能试验其结果应符合表2 的规定
The test of mechanical properties and cold bending property shall be done for each sheet of steel plates, the result shall comply with the specification in table 2.
表 2 力学性能和冷弯性能要求
Table 2 The requirements for mechanical and cold bending properties

注 Note
1. 试样标准符合 ASME 相关标准
Coupon standard shall comply with related ASME standard.
2. 夏比 V 形缺口冲击试验SA-537-S5 按SA-370 钢制品力学性能试验方法和定义标准进行
The Charpy V-Notch impact test shall comply with SA-370 material testing of steel products .
3. 单个试样中只允许有一个试样的冲击功小于 80J 但不得小于56J
Only one coupon’s impact work may be less than 80J, but not less than 56J.
4. 附加拉伸试验 SA-537-S4 按SA-370 钢制品力学性能试验方法和定义标准进行
Additional tension test(SA-537-S4)shall comply with SA-370 material testing of steel products .
5. 冷弯试验 SA-537-S14 按SA-370 钢制品力学性能试验方法和定义标准进行
Cold bending test(SA-537-S14)shall comply with SA-370 material testing of steel products .
4.3.2厚度方向拉伸试验 SA-537-S22 按SA-770-S1 S2 S3 中的规定进行抗拉强度不小于550MPa 屈服强度不小于415MPa 断面收缩率不小于55% 扁平试样
Through-thickness tension test (SA-537-S22) shall be conducted based on SA-770-S1,S2,S3, the tensile strength shall not be less than 550MPa, the yield strength shall not be less than 415MPa, percentage reduction in area shall not be less than 55%( flat coupon).

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4.4 无损检测 NDE
4.4.1超声检测 UT SA-537-S8,S11
1. 钢板应逐张按 SA-435/SA-435M 的要求进行超声检测
The UT examination shall be done for each steel plate according to SA-435/SA-435M.
2. 钢板应逐张按 SA-577/SA-577M 的要求进行超声检测
The UT examination shall be done for each steel plate according to SA-577/SA-577M.
3. 上述超声检测若低于 JB4730 中的I 级要求应逐张按JB4730 的要求进行超声检测且质量等级
为I 级
If the UT examination requirements are lower than grade I specified in JB4730, the UT examination shall
be conducted for each plate according to JB4730 and the qualified grade is grade I.
4.4.2 磁粉检测SA-537-S9
当采购单规定钢板带焊接 坡口制备时其经机加工坡口表面应按SA-20-S9 的要求进行100%磁粉
检测不允许有任何缺陷存在
If there is a requirement for preparing weld bevels of steel plates in purchase order, the machined bevels shall be of 100% MT examination according to SA-20-S9 and any defect shall not be allowed existed.
4.5 表面质量 Surface quality
钢板的表面质量按 SA-20 中的规定且钢板不得进行焊接修补
The surface quality of steel plates shall be as per SA-20, and the weld repairing for steel plates shall not be allowed.
4.6 供货方应按每炉批号在除赤道板 2SR 极中板2SR 和赤道备用板2SR 外的任意一张球壳板上 1SR 取样进行模拟焊后热处理试验PWHT 条件为1SR 560 20 4.5Hr 经焊后热
处理的母材力学性能仍须满足表 2 的要求供货方应按每炉批号在赤道板2SR 极中板2SR 和
赤道备用板2SR 任意一张上取样进行两次模拟焊后热处理按炉批号在支柱用板的任意一张上取
样进行两次模拟焊后热处理PWHT 条件为2SR 第一次580 10 2.5Hr 第二次560 20 4.5Hr
经焊后热处理的母材力学性能仍须满足表2 的要求
The steel plates’ supplier shall do the simulating PWHT test sampled from any one plate except equator plates(2SR), polar middle plates(2SR), and spare equator plates(2SR) according to each stove batch number, the PWHT condition is 1SR: 560 20 4.5Hr, the mechanical properties of mother material after PWHT
shall be comply with the specification in Table 2; The steel plates’ supplier shall do the simulating PWHT test
sampled from any one plate of equator plates(2SR), polar middle plates(2SR), and spare equator plates(2SR)
according to each stove batch number, the PWHT condition is 2SR: the first cycle is 580 10 2.5Hr, the
second cycle is 560 20 4.5Hr ,the mechanical properties of mother material after PWHT shall be comply
with the specification in Table 2;
5.0 复验规则 Re-inspection principle
5.1 钢板应逐张检验验收 The steel plates shall be inspected and accepted one by one.
5.2 复验 Re-inspection
钢板拉伸 弯曲试验两者之一不合格或两者均不合格时可进行加倍取样复验加倍取样试验的结果
必须全部合格
When one of the tension test and bending test is not qualified or both, double sampling can be done for
re-inspection, the test result of double sampling test must be qualified wholly.
6.0 标记和质量证明书 Tag and quality certification
6.1 凡检验合格的钢板 应逐张以适当的方法标记下述项目
All qualified steel plates after inspected, the following items shall be marked for each plate using reasonable
method:
1 牌号所有的钢板都应表明1SR 或2SR
Brand name(1SR or 2SR shall be indicated for all plates)
2 产品号钢板炉批号
Product No.( stove and batch no. of steel plates)
3 规格 Size
4 生产厂标记 Manufacture tag
6.2 凡检验合格的钢板按张的质量证明书应包括以下几项主要内容
All qualified steel plates after inspected, the following items shall be included in quality certification of each
steel plate :

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1 钢板牌号规格 Brand name and size
2 化学成分 Chemical composition
3 力学性能检验结果进行模拟SR 热处理试验的钢板应提供SR 前和SR 后的性能
Mechanical property inspection result(for the plate of simulating SR PWHT, the mechanical properties
before SR and after SR shall be provided)
4 调质热处理及焊后热处理规范并提供保温温度
QT and PWHT specification and the insulation temperature shall be provided.
5 超声检测结果 UT examination results.
6 产品号 Product number.
6.3 钢板模拟焊后热处理报告应包括以下几项主要内容
The following items shall be included in simulating PWHT report of steel plates:
1 模拟焊后热处理规范 Simulating PWHT specification
2 试验片所在钢板的产品号 The test pieces pertaining to the product number of steel plates.
7. 钢板规格及数量 Steel plate size and quantity
钢板规格及数量按表 3
The size and quantity of steel plates refer to table 3

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表 3 钢板规格及数量1 台球罐
Table 3 Steel plate size and quantity( one set of Spherical tank)

注 1 板材规格需要和球壳制造厂确认后再订货
2 板材厚度不考虑加工减薄量
1. The size of plates are required to be confirmed with the shell manufacturer and then to order.
2.The reduced thickness during forming is not included in the thickness aforementioned.