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Lista de Productos
Modelo: 20# 45# 16Mn 25Mn
Marca: Huijie
Paquete: Paquete de paquetes, caja de madera
productividad: 3000 tons/month
transporte: Ocean
Lugar de origen: Zhejiang, China
Apoyo sobre: 3000 tons/month
Certificados : ISO9001-2008, TS16949
HS-Code: 73043190
Hafen: Shanghai,Ningbo
Tipo de Pago: T/T
Incoterm: FOB,CFR,CIF,FCA
Tubo pulido Superficie engrasada Tubo de cilindro hidráulico redondo
Estándar: GB / T3639, GB / T8713, EN10305-1: 2002, EN10305-2: 2002,
ASTM A519-2006, ASTM A513-2007, GB / T1591-2008, GB / T17396-2009
Material: 20 #, 45 #, Q345B, Q345D, 25Mn, 27SiMn, E355
Hydraulic and pneumatic cylnder tube standard/size/tolerance | ||||||||||
Working method |
(mm) |
Length (m) |
Straightness (mm/m) |
Tolerance on ID |
Tolerance on WT |
(um) |
||||
Cold Draw | 40-400 | ≤12m | 0.2-0.5 | / | ±5% | ≤1.6 | ||||
Cold Rolled | 40-150 | ≤12m | 0.2-0.5 | / | ±5% | ≤0.8 | ||||
Cold Draw-Honed | 40-400 | ≤8m | 0.2-0.3 | H8-H9 | ±5% | ≤0.4 | ||||
Cold Draw-Rolling | 50-300 | ≤8m | 0.2-0.3 | H8-H9 | ±5% | ≤0.4 | ||||
Deep hole boring-Roing | 250-400 | ≤8m | 0.2-0.3 | H8-H9 | ±8% | ≤0.8 | ||||
Deep hole boring-Honed Roing | 250-400 | ≤8m | 0.2-0.3 | H8-H9 | ±8% | ≤0.4 |
Mechancial property | |||||||||
Final supply condition
Steel grade |
Cold finished(hard)(BK) | (Cold drawn and stress-relieved(BK+S) | |||||||
T.S bN/mm2 |
Elogation 5% | T.S bN/mm2 | Y.S Bn/mm2 | Elogation 5% | Hardness HB | Impact value(-20℃)J | |||
20 | ≥550 | ≥8 | ≥520 | ≥400 | ≥15 | 170 | / | ||
45 | ≥680 | ≥5 | ≥630 | ≥520 | ≥12 | 190 | / | ||
Q345B | ≥660 | ≥8 | ≥620 | ≥520 | ≥15 | 190 | / | ||
Q345D | ≥660 | ≥8 | ≥620 | ≥520 | ≥15 | 190 | ≥27 | ||
25Mn | ≥640 | ≥8 | ≥620 | ≥510 | ≥15 | 190 | / | ||
27SiMn | ≥780 | ≥5 | ≥700 | ≥580 | ≥10 | 210 | / | ||
E355 | ≥700 | ≥8 | ≥650 | ≥580 | ≥15 | 195 | ≥27 |
Chemecal composition | |||||||||
Steel grade |
C | Si | Mn | P | S | Cr | Ni | Cu | V |
20 | 0.17-0.23 | 0.17-0.37 | 0.35-0.65 | ≤0.035 | ≤0.035 | ≤0.25 | ≤0.30 | ≤0.25 | / |
45 | 0.42-0.50 | 0.17-0.37 | 0.50-0.80 | ≤0.035 | ≤0.035 | ≤0.25 | ≤0.30 | ≤0.25 | / |
Q345B | ≤0.20 | ≤0.50 | ≤0.17 | ≤0.035 | ≤0.035 | ≤0.30 | ≤0.50 | ≤0.30 | ≤0.15 |
Q345D | ≤0.18 | ≤0.50 | ≤0.17 | ≤0.030 | ≤0.025 | ≤0.30 | ≤0.50 | ≤0.30 | ≤0.15 |
25Mn | 0.24-0.32 | 1.10-1.40 | 1.10-1.40 | ≤0.035 | ≤0.035 | ≤0.30 | ≤0.30 | ≤0.20 | / |
27SiMn | 0.22-0.29 | 0.17-0.37 | 0.70-1.0 | ≤0.035 | ≤0.035 | ≤0.25 | ≤0.30 | ≤0.25 | / |
E355 | ≤0.22 | ≤0.50 | ≤1.60 | ≤0.035 | ≤0.025 | / | / | / | / |
(Tolerance on ID) um | |||||||||
ID Size | (Tolerance on ID)um | ||||||||
H7 | H8 | H9 | H10 | ||||||
30 |
+21 0 |
+33 0 |
+52 0 |
+84 0 |
|||||
>30-50 |
+25 0 |
+39 0 |
+62 0 |
+100 0 |
|||||
>50-80 |
+30 0 |
+46 0 |
+74 0 |
+120 0 |
|||||
>80-120 |
+35 0 |
+54 0 |
+87 0 |
+140 0 |
|||||
>120-180 |
+40 0 |
+63 0 |
+100 0 |
+160 0 |
|||||
>180-250 |
+46 0 |
+72 0 |
+115 0 |
+185 0 |
|||||
>250-315 |
+52 0 |
+81 0 |
+140 0 |
+210 0 |
|||||
>315-400 |
+57 0 |
+89 0 |
+170 0 |
+230 0 |
Prueba de corriente Eddy al 100%.
Comprobación de tolerancia de tamaño al 100%.
Comprobación 100% de la superficie del tubo para evitar defectos en la superficie
PRODUCTOS POR GRUPO : Tubos de cilindros hidráulicos
Home > Lista de Productos > Tubos de cilindros hidráulicos > Tubo pulido Superficie engrasada Tubo de cilindro hidráulico redondo
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Mr. Kevin
Número de Teléfono:86-0574-87491308
Fax:86-0574-84491848
Móvil:+8613355844917
Email:sales@hjbearingtube.com
Dirección:Industrial Park, Zhangting Town,Yuyao City, Ningbo, Zhejiang
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Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.