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Liste de Produits
Modèle: Steel Tube for Hydraulic Cylinder
marque: Huijie
Détails d'emballage: Paquet de paquets, boîte en bois
productivité: 3000 tons/month
transport: Ocean
Lieu d'origine: Zhejiang, Chine
Soutenir: 3000 tons/month
Certificats : ISO9001-2008, TS16949
Code SH: 73043190
Hafen: Shanghai,Ningbo
Type de paiement: T/T
Incoterm: FOB,CFR,CIF,FCA
Tube en acier de cylindre hydraulique de précision pour grue
Norme: GB / T3639, GB / T8713, EN10305-1: 2002, EN10305-2: 2002,
ASTM A519-2006, ASTM A513-2007, GB / T1591-2008, GB / T17396-2009
Matériel: 20 #, 45 #, Q345B, Q345D, 25Mn, 27SiMn, E355
Caractéristique du produit:
1. haute précision (peut réduire les coûts d'usinage).
2. excellente finition de surface
3.Bonnes performances mécaniques (recuit, recuit brillant, chauffage QT sur les tubes en acier pour atteindre les demandes mécaniques des clients.)
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 |
Test de courant de Foucault à 100%.
Vérification de la tolérance de taille à 100%.
Vérification de la surface du tube à 100% pour éviter les défauts de surface.
Groupes de Produits : Tubes de vérin hydraulique
Accueil > Liste de Produits > Tubes de vérin hydraulique > Tube en acier de cylindre hydraulique de précision pour grue
Envoyer Une Demande
Mr. Kevin
Numéro De Téléphone:86-0574-87491308
Fax:86-0574-84491848
Portable:+8613355844917
E-mail :sales@hjbearingtube.com
Adresse De Compagnie: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.