There are three main types of Rice. Royal Basmati Rice,Nutritious Rice,Medium Grain Rice,Short Grain Rice Ningxia Saiwaixiang Food Co., Ltd. , https://www.nxswxfood.com
When tapping a pipe, determine the size and length of the pipe threads to avoid filling the pipe with the seat and disc.
Thoroughly clean the ends of the threads to remove any harmful steel or iron deposits. If the weld is stronger when necessary, use a Teflon tape or pipe bond. Pipeline adhesives can only be used in small amounts on pipe threads, but pipe adhesives must never be used on valve threads. Do not allow any pipe bonding agent to flow into the valve body to avoid damage to the disc and seat.
Before installation, cut off the fluid passing through the plug valve to make the plug valve work properly. Completely close the plug valve before installation . Place the wrench on the hex head of the pipe close to the pipe to avoid possible deformation. After installing the plug valve , support the pipe: the drooping pipe will deform the plug valve and cause failure.
In
GB/T 1354-2009 "Rice National Standards", there are only three types of
rice: glutinous rice, glutinous rice and glutinous rice.
Pick rice three steps
Look
Packed
rice first look at whether the packaging is marked with QS mark,
product name, net content, production date and shelf life, quality
grade, product standard number and other information.
Look at the color and size of the rice grains in bulk to see if there are broken rice or yellow grains.
smell
Premium rice has a natural valley scent and no smell.
taste
New rice has a higher protein content and is harder than Chenmi.
Plug connection of plug valve
Accumulation of hard slag, dirt, or any foreign matter in the pipeline can interfere with the efficiency of the plug valve and severely damage critical components of the valve. The inside of the pipe must be thoroughly cleaned with air or steam.