JIANGSU GONGCHANG ROLL CO. LTD.

Steamline Industries Limited Is Associated With Jiangsu Gong-Chang Roll Co., Ltd Of China For Sole Marketing Of Their Products In India For Various Iron And Steel Industries Like Essar Steel, JSW, And Bhushan Steel Etc. SIL Is Marketing In India For The Product Covering A Variety Gongchang Backup Rolls, Work Rolls, Mills Rolls. Etc

Jiangsu Gong-Chang Roll Co. Ltd. Is A Newly-Formed Sino-Foreign Joint-Venture Company Contributed By The Ex-Yixing Gong-Chang Roll Co., Hangzhou Iron & Steel Group Co., And Shandong Rizhao Iron & Cc Steel Co., As Well As The Davy Roll Of Union Electric Steel Of USA. Gong-Chang Roll Co., Ltd. Is Specialized In Production Roll-Maker For Iron & Steel Industry For 30 Years. Since 1980 GC Are Stable Suppliers Of State Metallurgical Industry Fittings. GC Covers An Area Of 300,000 M2. The Foundry And Workshops Cover Area Of 250,000 M2 With 800 Staff. Roll Production Capacity Is Up To 90,000t. Hot Strip Mill Roll Capacity 40, 0001. Conventional Mill Roll Capacity 20,000t. And The Casting Back-Up Roll Is 20,000t And 1O, Ooot For Cold Rolling Mill Work Roll With Grinding Ball.

GC Has Advance And Completely Production Facility For Roll Casting, Roll Heat Treatment And Roll Machining And 400 Sets Of Special Equipment For Roll Inspection. GC Also Importing Complete Set Of Process Technology For Hot Strip Mill Rolls, Manufacturing Technology For Large Vertical Spin -Caster, Computer Control For Strip Mill Roll-Making From Davy Roll Of Union Electric Steel USA To Produce The Large-Size HSS Rolls, High-Cr Cast Steel Rolls, ICDP Rolls And Enhance ICDP Roll , And High-Cr Cast Iron Rolls, Static Casting Back Up Rolls. Rolls Produce In Jiangsu Gongchang Are Mainly Sold To China's Large-Medium Scales Stated Owned Iron & Steel Companies And Established Long Teem Strategically Cooperation Relationship With Maanshan Steel, Handan Steel, Wuhan Steel, Laiwu Steel, Tangshan Steel, Lianyuan Steel, Rizhao Steel, Jinan Steel, Liuzhou Steel, And So On Sales Network Covers More Than 20 Provinces And Also A Stable Supplier Pasco,Mittal And So Many International Famous Steel Group, Part Of Rolls Are Exported To Countries And Regions In South-Asia, America, Europe And South Africa.

GONGCHANG BACK-UP ROLLS

Produced by static duplex casting and differential harden heat treatment methods, which ensures the shell/core material matching the rolling condition. After further heat treatment, the back-up rolls are of the following advantages.

• Higher hardness uniformity of barrel surface and maintain the hardness to the discarded diameter
• Very good wear resistance for the whole working layer
• Uniform wear curve and good strip profile
• Excellent resistance to fracture due to high strength of core material
• Longer rolling campaign

GONGCHANGWORK ROLLS OF STRIP ROUGH STAND & PLATE MILL

• Good physical property
• Good biting performance
• No slipping or trembling at big rolling draft
• Stable wear curve and smooth surface
• Stable strip profile
• Prolonged service period attributed to good wear resistance and resistance to fire cracking

GONGCHANG WORK ROLLS

Produced by vertical centrifugal casting method in most cases. Rolls of different type and material are of following advantages

• Good wear resistance property and roll gap Stability
• Prolonged service period at condition of maintaining good strip profile and surface quality
• Less non-production redressing
• Good anit-fire and anti-spalling property
• Suitable for any combination of rolling program & possibility of hot charging

GONGCHANG COLD ROLLING STRIP MILL ROLLS

• Excellent anti-spalling property
• No soft spots
• Good wear resistance
• No secondary quenching
• little non-production redressing
• Prolonged service period
• No stain spots

GONGCHANG LARGE SECTION MILL ROLLS AND SEELVES

Special manufacturing method and heat treatment are adopted to ensure the following advantage

• Good resistance to fire and spalling