NO.1 SUPPLIER OF 4140 SHEET
OVER 1000 TONS 4140 STEEL PLATE IN STOCK, THICKNESS 4MM TO 300MM IN STOCK, PROMPT DELIVERY.
GET A QUOTE NOW
AVAILABLE IN STOCK
FROM 4MM TO 300MM, ALL THICKNESS AVAILABLE IN STOCK.
ORDER TODAY, LOAD TOMORROW.
GET A QUOTE NOW
ORDER TODAY, LOAD TOMORROW.
Otai
Maybe Best 4140 Plate supplier in China
4140 / 42CrMo4 alloy steel plate thickness 4mm~300mm avaiable in stock for immediate delivery
Happy & Intimate Customers
Why more people choose Otai Steel
# 01
ISO 9001 & SGS Certified
Best quality is essential for steel material supply. Otai tries to exceed your expection.
LEARN MORE# 02
Widest Range of Sizes
Maybe we have the widest range of thickness 4140 palte in stock in China.
LEARN MORE# 03
Prompt Delivery
Need a large 4140 steel plate? order it today and load it tomorrow!
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6 Reasons Why Our Clients Buying 4140 Sheet From Us
6 Reasons Why Our Clients Buying 4140 Plate From Us
1
Wide Sizes Selection
From 4mm to 300mm, find the perfect 4140 sheet thickness in our extensive inventory.
Wide Sizes Selection
From 4mm to 300mm, find the perfect 4140 steel sheet thickness in our extensive inventory.
2
Different Condition to Match Your Demand
Hot-rolled, Q+T (prehard), or annealed condition. We offer AISI 4140 steel plates in the exact condition you need, for different applications.
Different Condition to Match Your Demand
Hot-rolled, Q+T (prehard), or annealed condition. We offer AISI 4140 steel plates in the exact condition you need, for different applications.
3
Quality Comes First Always
With ISO 9001 certified & SGS inspection, Otai supplies you reliable quality for AISI / ASTM 4140 steel plate or flat bar.
Quality Comes First Always
With ISO 9001 certified & SGS inspection, Otai supplies you reliable quality for AISI / ASTM 4140 steel plate or flat bar.
4
Prompt Delivery (Order Today, Load Tomorrow)
Need it fast? Large 4140 steel plates delivered the next day, processed 4140 alloy plates in just 7 days.
Prompt Delivery (Order Today, Load Tomorrow)
Need it fast? Large 4140 steel plates delivered the next day, processed 4140 alloy plates in just 7 days.
5
Cut to Size & Cut to Length
With our advanced band saws & CNC machines, we can cut 4140 plates according to your exact specifications, to save your time and your money.
Cut to Size & Cut to Length
With our advanced band saws & CNC machines, we can cut 4140 plates according to your exact specifications, to save your time and your money.
6
Machining & Customized Service
Your requirements, our execution. From size tolerance to surface roughness for 4140 steel plates, we've got you covered.
Machining & Customized Service
Your requirements, our execution. From size tolerance to surface roughness for 4140 steel plates, we've got you covered.
Deliver more than 100 difference steel grades to over 60 countries
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Destination Ports- 03Dec
Boosting AISI 4140 Steel Utility by Adjusting Its Alloying Elements
Read More → - 02Dec
Optimizing AISI 4140 Steel Utility by Altering Its Chemical Makeup
Read More → - 29Nov
How to Quench 4140 Steel for Maximum Alloy Strength
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