Ductile iron manhole cover

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Specifications

1. material:ductile iron
2. low price and good quality
3. long service life

4. D400, C250, B125

5. According to EN124

Q: How many kinds of hardware are there in this industry?: Locks, handles, doors and windows, hardware, family decoration, hardware, plumbing hardwareArchitectural decoration, hardware, tools, kitchen hardware,Home appliances, mechanical parts, furniture hardware fittings

Q: What does the home improvement hardware include? What are your buying skills?: nail1, characteristicsSteel nails are the most common type of nails, there is no special tools, mainly used for hand nails of some wooden shelves, etc..There are no special tools for cement nails, mainly in hand nails, cement walls and so on.Special nails with thread, mainly used for nail skirting line, thread structure is not easy to loose.

Q: What kind of hardware installation is there in order of home decoration?: If the door (door and door): first hinge positioning (or repair groove), temporary installation - positioning lock, remove the lock - processing and installation after formal installation of the door, and installed in the positioning door -- etc.

Q: Native produce is a local specialty, but hardware is not: Hardware refers to five metals. Hardware word first appeared in the "Wu Yue" - "spring and Autumn" four Lu: "Chen Wen Yue often makes the sword making five pieces of Ou yezi,...... A reed, hardware Ying, sun jing." According to the "Han Shihuo Zhi" "gold, knives, turtles, shellfish" note: "gold, gold is also colored, yellow, gold, silver, white, red, green, copper, lead, iron, black." "Modern Chinese Dictionary" explains: "hardware refers to gold, silver, copper, iron, tin, generally referred to as metal.". Today's hardware is commonly used as a metal or copper, iron and other products collectively.And local products are local specialties

Q: What is wooden door hardware?: Lock, hinge; if there is hanging sliding door, the pulley and the slide

Q: I opened a small hardware factory, and I also have a few punch, want to do hardware accessories, and do not know what kind of good to do, good money, beg!: Small pieces, as long as the amount, you can certainly make money steadily

Q: How to maintain the hardware?: Always use soft cotton or sponge with neutral soap water to wipe the surface of the faucet, to avoid water containing trace amounts of carbonic acid, forming scale, and corrosion on the surface of the faucet

Q: What's drawing design in a hardware factory?: I have done in the hardware factory mapping, using CAD or proe do, surveying and mapping is the first to return the drawings, in software measurements. Yes, some need your own design, some other factory orders and processing drawings, you have to translate them to your factory standards. Hope to adopt!

Q: What do you learn before you sell hardware?: What do you learn before you sell hardware?:First, we must learn to operate in good faith! What are the hardware parts, hardware classification, such as bathroom hardware, hardware tools, electronic hardware and so on.

Q: What is a hardware cooker?: Cookware, such as metal products (metal and other materials, such as wood and plastic), is part of a hardware cookware category.

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