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NSK post code
| /*250*250 was created on 2017/12/25*/ var cpro_id = 'u3171089'; |
CA with brass solid cage CD with stamped cage high load spherical roller bearings.
E High load cylindrical roller bearing H High load thrust spherical roller bearing 2, data g ferrule; tumbling body is carburized steel h ferrule; tumbling body is stainless steel 3, cage M copper alloy solid cage T synthetic resin Cage W stamping cage V No cage 4, sealing ring, dust cover Z, ZS One side with steel plate dust cover ZZ, ZZS Both sides with steel plate dust cover D, DU One side with touch rubber seal DD, DDU Two-sided touch rubber seal V One side with non-touch rubber seal VV One side with non-touch rubber seal 5, ferrule shape K tapered hole; taper 1:12
K30 tapered hole; taper 1:30
E ferrule has cut or oil hole E4 Oil groove on outer ring, oil hole N Outer ring outer diameter with stop groove NR Outer ring outer diameter with stop groove, stop ring 6, cooperation and gasket DB back to back pair Device DF face-to-face paired device DT series paired device + K outer ring with pad + L inner ring with pad + KL inner ring, outer ring with pad H adapter sleeve layout code AH open sleeve layout code HJ L-shaped gear ring layout code 7, special standard X26 operating temperature constraint below 150 ° C X28 operating temperature constraint below 200 ° C X29 operating temperature constraints below 250 ° C S11 spherical roller bearings; operating temperature constraints below 200 ° C
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| Bearing steel ball manufacturing process NTN bearing data should have the function of machine tool spindle commonly used roll bearing and its characteristic gas smooth bearing commonly used various types of bearing steel |
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This classification including carbon Steel Square Hollow Section and rectangular hollow section, usually they are used for contruction purpose, also some customer use them for car , billbord, stents, fence etc.
Jinan Xin Jiyuan is specialized in ERW and Seamless square&rectangular tube/pipe, hollow section structure pipe, and galvanized pipe in China. Annual output reaches 1.5 million tons. We have 2 production lines, could producte square pipe from 20*20*1mm to 600*600*35mm, rectangular pipe from 20*30*1.2mm to 600*800*35mm. Xin Jiyuan can manufacture square rectangular pipes as per the standards of ASTM A500, JIS G3466, EN10219, EN10210,DIN2240, BS1387, AS1163. Steel Grade: A500 GR.A/B/C/D, SS400, STKR490, S355JR, S275JO, S275J2, S355J0, S355J2, C350, C350 L0 ect.
We have three heat treament furance, two furnace of 100 mt, and one furnace of 300mt, that means we could finsih 500mt goods at the same time.
Carbon Steel SHS And RHS,Carbon Steel SHS,SHS Steel Pipe Square,RHS Astm Square Tube
JINAN XIN JIYUAN SPECIAL SECTION TUBE CO., LTD. , https://www.squarepipes.com