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| 发布时间： 2024-6-28 浏览：10 | |||
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发 布 人：todaytex 发布人电子邮件：1407106692@qq.com 联系网址：http://www.todaytex.com |
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公司：Inquiry 国家：** 联系人：** 地址： This is an inquiry message about Inquiry in the 108th China Canton Fair. (这是一条买家关于"Inquiry"的询盘信息，来自第108届中国广交会。)Inquiry Message (询盘信息) Inquiry Dir Sir I am intrested in deliveris of bars for spring manufacturing. Please give me quotation on the folowing items. I would be grateful for answer. Best Regards, Andrzej Zalewski Our address: HSW – Zak?ad Spr??ynownia Sp. z o.o. ul. Kwiatkowskiego 1, 37-450 Stalowa Wola, Poland tel. (48) 15813 5467 fax (48) 15813 53 83 e-mail: a.zalewski@hsw-zs.com.pl -------------------------------------------------------------------------------- Technical conditions for delivery of rolled bars to production of springs used in suspension of bogie Y25 1.Typical dimensions of bars and quantity needed: ? 32 (+/- 0,30) x 5840 + 100 mm; 180 tones a month ? 26(+/- 0,30)x 4140 + 100 m; 80 tones a month Ends of bars cut perpendicular to axe of bar, 2. Grade 51Crv4 Chemical composition: C 0,50-0,55%, Si0,15-0,40%, Mn 0,70-1,10%, P,S max 0,025%, Cr 0,90-1,20%, V0,10-0,25%, Cu max 0,20%, Sn max 0,02% Mechanical properties: Rm 1450-1650 Mpa, Re min 1200 Mpa, A min 6%, Z min 30% Heat treatment: 850 +/- 10 Celsious degree – oil Tempering – 350-500 Celsious degree – air 3. Steel melted in electric furnace submit to refinement in furnace ladle. Steel casted in continuous casting process. Minimal degree of processing from ingot from continuous casting to semi finished steel from mill should be 10. 4. Hardenability as in attached drawing – range number for 4 Test Jomin*ego – marked on the drawing attached 5.Size of austenite grain – min 6 acc. to ASTM E112 6. Quality of Surface – allowable depth of surface defect – max 0,23 mm Surface should be clean and smooth, without: overlap, cracking, shells, flash and other similar defects. 7. Resistance – KU 20 degree Celsius min. 13 J acc. to Charpie test 8. Delivery state: raw without hardness test. 9. Partial Decarburization – max 0,01 d where d is nominal diameter of bar Total decarburization- not allowed. 10. Nonmetallic inclusions – ASTM E45 method A. Requirement acc. to ASTM 534 similar to procedure K acc. to DIN 50602 for K3<=30. 11. Straightness of bars: 0020x L, where L – length of bars in /mm/ 12. Marking – group of bars to be marked with following marks on durable cards attached to every group of bars: -sign of manufacturer -dimensions /diameter, length/ -grade of steel -number of melt -weight of group of bars -sign of quality mark 13. Packing – bars to be delivered in groups tighten with steel tape in three places. Weight of one group nof bars max. 2000 kg. All above requirements must be certified with quality certification – results given. -------------------------------------------------------------------------------- Technical conditions for delivery of rolled bars to production of springs for GE Transportation Systems 1.Typical dimensions of bars and quantity needed: ? 45 (+/- 0,40) x 6600 + 40 mm; ? 45(+/- 0,40)x 6060 + 40 mm; ? 46 (+/- 0,40 x 6400 +40 mm; 200 tones –for all above diameters a month Ends of bars cut perpendicular to axe of bar, without deformation after cutting 2. Grade 51Crv4 Chemical composition: C 0,50-0,55%, Si0,15-0,40%, Mn 0,70-1,10%, P,S max 0,025%, Cr 0,90-1,20%, V 0,10-0,25%, Cu max 0,20%, Sn max 0,02% Mechanical properties: Rm 1450-1650 Mpa, Re min 1200 Mpa, A min 6%, Z min 30% Heat treatment: 850 +/- 10 Celsious degree – oil Tempering – 350-500 Celsious degree – air 3. Steel melted in electric furnace submit to refinement in furnace ladle. Steel casted in continuous casting process. Minimal degree of processing from ingot from continuous casting to semi finished steel from mill should be 10. 4. Hardenability as in attached drawing – range number for 4 Test Jomin*ego – marked on the drawing attached 5.Size of austenite grain – min 6 acc. to ASTM E112 6. Quality of Surface – allowable depth of surface defect – max 0,33 mm Surface should be clean and smooth, without: overlap, cracking, shells, flash and other similar defects. 7. Macrostructure of steel- tested acc. to ASTM E381, allowable standards C-2, R-2, S-2 8. Resistance – KU 20 degree Celsius min. 13 J acc. to Charpie test 9. Delivery state: raw without hardness test. 10. Partial Decarburization – max 0,01 d where d is nominal diameter of bar Total decarburization- not allowed. 11. Nonmetallic inclusions – ASTM E45 method A. Requirement acc. to ASTM 534 similar to procedure K acc. to DIN 50602 for K3<=30. 12. Straightness of bars: 0020x L, where L – length of bars in /mm/ 13. Marking – group of bars to be marked with following marks on durable cards attached to every group of bars: -sign of manufacturer -dimensions /diameter, length/ -grade of steel -number of melt -weight of group of bars -sign of quality mark 14. Packing – bars to be delivered in groups tighten with steel tape in three places. Weight of one group nof bars max. 2000 kg. All above requirements must be certified with quality certification – results given. -------------------------------------------------------------------------------- Technical conditions for delivery of wire rolled in circle to production of springs used in suspension of bogie Y25 1.Typical dimensions of bars and quantity needed: ? 16 (+0,30) wire in circle; 20tonnes a month 2. Grade 51Crv4 Chemical composition: C 0,50-0,55%, Si0,15-0,40%, Mn 0,70-1,10%, P,S max 0,025%, Cr 0,90-1,20%, V 0,10-0,25%, Cu max 0,20%, Sn max 0,02% Mechanical properties: Rm 1450-1650 Mpa, Re min 1200 Mpa, A min 6%, Z min 30% Heat treatment: 850 +/- 10 Celsious degree – oil Tempering – 350-500 Celsious degree – air 3. Steel melted in electric furnace submit to refinement in furnace ladle. Steel casted in continuous casting process. Minimal degree of processing from ingot from continuous casting to semi finished steel from mill should be 10. 4. Hardenability as in attached drawing – range number for 4 Test Jomin*ego – marked on the drawing attached 5.Size of austenite grain – min 6 acc. to ASTM E112 6. Quality of Surface – allowable depth of surface defect – max 0,23 mm Surface should be clean and smooth, without: overlap, cracking, shells, flash and other similar defects. 7. Resistance – KU 20 degree Celsius min. 13 J acc. to Charpie test 8. Delivery state: raw without hardness test. 9. Partial Decarburization – max 0,01 d where d is nominal diameter of bar Total decarburization- not allowed. 10. Nonmetallic inclusions – ASTM E45 method A. Requirement acc. to ASTM 534 similar to procedure K acc. to DIN 50602 for K3<=30. 11. Straightness of bars: 0020x L, where L – length of bars in /mm/ 12. Marking – group of bars to be marked with following marks on durable cards attached to every group of bars: -sign of manufacturer -dimensions /diameter, length/ -grade of steel -number of melt -weight of group of bars -sign of quality mark 13. Packing – circles to be delivered in groups tighten with steel tape at least in three places. Weight of one group max. 1200 kg. Max outside diameter 1200 mm. All above requirements must be certified with quality certification – results given. -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- Contact Info (联系信息) ANDRZEJ ZALEWSKI 37-450 POL Company: HSW Zak?ad Spr??ynownia sp. z o.o. E-mail: a.zalewski@hsw-zs.com.pl a.zalewski@hsw-zs.com.pl 电话：** 传真： ** 邮箱：** 网址：** 采购本类产品及：** |
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